Home / 931,647.93-1,397,472.21-292,001.31

Finding the Fourth Proportional to 931,647.93, 1,397,472.21 and 292,001.31

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Solution

The fourth proportional to 931,647.93, 1,397,472.21 and 292,001.31 is: 438,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,647.93 : 1,397,472.21 = 292,001.31 : x
  2. Step 2: Convert to fraction form
    931,647.93/1,397,472.21 = 292,001.31/x
  3. Step 3: Cross multiply
    931,647.93x = 1,397,472.21 × 292,001.31
  4. Step 4: Simplify right side
    931,647.93x = 408,063,716,008.60
  5. Step 5: Solve for x
    x = 408,063,716,008.60/931,647.93
  6. Step 6: Final answer
    x = 438,002.06

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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.