Home / 1,005,364.60-1,508,046.90-605,799.70

Finding the Fourth Proportional to 1,005,364.60, 1,508,046.90 and 605,799.70

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Solution

The fourth proportional to 1,005,364.60, 1,508,046.90 and 605,799.70 is: 908,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,364.60 : 1,508,046.90 = 605,799.70 : x
  2. Step 2: Convert to fraction form
    1,005,364.60/1,508,046.90 = 605,799.70/x
  3. Step 3: Cross multiply
    1,005,364.60x = 1,508,046.90 × 605,799.70
  4. Step 4: Simplify right side
    1,005,364.60x = 913,574,359,605.93
  5. Step 5: Solve for x
    x = 913,574,359,605.93/1,005,364.60
  6. Step 6: Final answer
    x = 908,699.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.