Home / 757,044.76-1,045,071.60-466,708.21

Finding the Fourth Proportional to 757,044.76, 1,045,071.60 and 466,708.21

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Solution

The fourth proportional to 757,044.76, 1,045,071.60 and 466,708.21 is: 644,272.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,044.76 : 1,045,071.60 = 466,708.21 : x
  2. Step 2: Convert to fraction form
    757,044.76/1,045,071.60 = 466,708.21/x
  3. Step 3: Cross multiply
    757,044.76x = 1,045,071.60 × 466,708.21
  4. Step 4: Simplify right side
    757,044.76x = 487,743,493,145.16
  5. Step 5: Solve for x
    x = 487,743,493,145.16/757,044.76
  6. Step 6: Final answer
    x = 644,272.99

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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.