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Finding the Fourth Proportional to 555,397.14, 833,144.31 and 156,041.22

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Solution

The fourth proportional to 555,397.14, 833,144.31 and 156,041.22 is: 234,075.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,397.14 : 833,144.31 = 156,041.22 : x
  2. Step 2: Convert to fraction form
    555,397.14/833,144.31 = 156,041.22/x
  3. Step 3: Cross multiply
    555,397.14x = 833,144.31 × 156,041.22
  4. Step 4: Simplify right side
    555,397.14x = 130,004,854,568.46
  5. Step 5: Solve for x
    x = 130,004,854,568.46/555,397.14
  6. Step 6: Final answer
    x = 234,075.48

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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.