Home / 757,031.16-1,044,657.90-434,793.72

Finding the Fourth Proportional to 757,031.16, 1,044,657.90 and 434,793.72

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Solution

The fourth proportional to 757,031.16, 1,044,657.90 and 434,793.72 is: 599,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,031.16 : 1,044,657.90 = 434,793.72 : x
  2. Step 2: Convert to fraction form
    757,031.16/1,044,657.90 = 434,793.72/x
  3. Step 3: Cross multiply
    757,031.16x = 1,044,657.90 × 434,793.72
  4. Step 4: Simplify right side
    757,031.16x = 454,210,694,468.39
  5. Step 5: Solve for x
    x = 454,210,694,468.39/757,031.16
  6. Step 6: Final answer
    x = 599,989.43

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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.