Home / 292,404.27-438,781.35-268,609.71

Finding the Fourth Proportional to 292,404.27, 438,781.35 and 268,609.71

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Solution

The fourth proportional to 292,404.27, 438,781.35 and 268,609.71 is: 403,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,404.27 : 438,781.35 = 268,609.71 : x
  2. Step 2: Convert to fraction form
    292,404.27/438,781.35 = 268,609.71/x
  3. Step 3: Cross multiply
    292,404.27x = 438,781.35 × 268,609.71
  4. Step 4: Simplify right side
    292,404.27x = 117,860,931,176.91
  5. Step 5: Solve for x
    x = 117,860,931,176.91/292,404.27
  6. Step 6: Final answer
    x = 403,075.27

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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.