Home / 913,376.67-1,260,462.20-505,506.63

Finding the Fourth Proportional to 913,376.67, 1,260,462.20 and 505,506.63

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Solution

The fourth proportional to 913,376.67, 1,260,462.20 and 505,506.63 is: 697,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,376.67 : 1,260,462.20 = 505,506.63 : x
  2. Step 2: Convert to fraction form
    913,376.67/1,260,462.20 = 505,506.63/x
  3. Step 3: Cross multiply
    913,376.67x = 1,260,462.20 × 505,506.63
  4. Step 4: Simplify right side
    913,376.67x = 637,171,998,964.39
  5. Step 5: Solve for x
    x = 637,171,998,964.39/913,376.67
  6. Step 6: Final answer
    x = 697,600.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.