Home / 757,472.80-1,045,691.22-471,085.16

Finding the Fourth Proportional to 757,472.80, 1,045,691.22 and 471,085.16

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Solution

The fourth proportional to 757,472.80, 1,045,691.22 and 471,085.16 is: 650,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,472.80 : 1,045,691.22 = 471,085.16 : x
  2. Step 2: Convert to fraction form
    757,472.80/1,045,691.22 = 471,085.16/x
  3. Step 3: Cross multiply
    757,472.80x = 1,045,691.22 × 471,085.16
  4. Step 4: Simplify right side
    757,472.80x = 492,609,615,684.30
  5. Step 5: Solve for x
    x = 492,609,615,684.30/757,472.80
  6. Step 6: Final answer
    x = 650,333.08

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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.