Home / 1,359,417.70-2,039,119.35-348,537.70

Finding the Fourth Proportional to 1,359,417.70, 2,039,119.35 and 348,537.70

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Solution

The fourth proportional to 1,359,417.70, 2,039,119.35 and 348,537.70 is: 522,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,417.70 : 2,039,119.35 = 348,537.70 : x
  2. Step 2: Convert to fraction form
    1,359,417.70/2,039,119.35 = 348,537.70/x
  3. Step 3: Cross multiply
    1,359,417.70x = 2,039,119.35 × 348,537.70
  4. Step 4: Simplify right side
    1,359,417.70x = 710,709,968,274.50
  5. Step 5: Solve for x
    x = 710,709,968,274.50/1,359,417.70
  6. Step 6: Final answer
    x = 522,804.70

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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.