Home / 743,567.13-1,026,130.68-404,035.38

Finding the Fourth Proportional to 743,567.13, 1,026,130.68 and 404,035.38

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Solution

The fourth proportional to 743,567.13, 1,026,130.68 and 404,035.38 is: 557,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,567.13 : 1,026,130.68 = 404,035.38 : x
  2. Step 2: Convert to fraction form
    743,567.13/1,026,130.68 = 404,035.38/x
  3. Step 3: Cross multiply
    743,567.13x = 1,026,130.68 × 404,035.38
  4. Step 4: Simplify right side
    743,567.13x = 414,593,099,223.46
  5. Step 5: Solve for x
    x = 414,593,099,223.46/743,567.13
  6. Step 6: Final answer
    x = 557,573.19

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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.