Home / 747,295.22-1,031,290.12-425,051.66

Finding the Fourth Proportional to 747,295.22, 1,031,290.12 and 425,051.66

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Solution

The fourth proportional to 747,295.22, 1,031,290.12 and 425,051.66 is: 586,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,295.22 : 1,031,290.12 = 425,051.66 : x
  2. Step 2: Convert to fraction form
    747,295.22/1,031,290.12 = 425,051.66/x
  3. Step 3: Cross multiply
    747,295.22x = 1,031,290.12 × 425,051.66
  4. Step 4: Simplify right side
    747,295.22x = 438,351,577,447.60
  5. Step 5: Solve for x
    x = 438,351,577,447.60/747,295.22
  6. Step 6: Final answer
    x = 586,584.21

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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.