Home / 736,938.16-1,103,118.99-399,139.82

Finding the Fourth Proportional to 736,938.16, 1,103,118.99 and 399,139.82

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Solution

The fourth proportional to 736,938.16, 1,103,118.99 and 399,139.82 is: 597,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,938.16 : 1,103,118.99 = 399,139.82 : x
  2. Step 2: Convert to fraction form
    736,938.16/1,103,118.99 = 399,139.82/x
  3. Step 3: Cross multiply
    736,938.16x = 1,103,118.99 × 399,139.82
  4. Step 4: Simplify right side
    736,938.16x = 440,298,715,107.18
  5. Step 5: Solve for x
    x = 440,298,715,107.18/736,938.16
  6. Step 6: Final answer
    x = 597,470.37

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Double scale
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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.