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Finding the Fourth Proportional to 334,090.07, 500,897.02 and 156,500.20

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Solution

The fourth proportional to 334,090.07, 500,897.02 and 156,500.20 is: 234,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,090.07 : 500,897.02 = 156,500.20 : x
  2. Step 2: Convert to fraction form
    334,090.07/500,897.02 = 156,500.20/x
  3. Step 3: Cross multiply
    334,090.07x = 500,897.02 × 156,500.20
  4. Step 4: Simplify right side
    334,090.07x = 78,390,481,304.92
  5. Step 5: Solve for x
    x = 78,390,481,304.92/334,090.07
  6. Step 6: Final answer
    x = 234,638.77

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1.5x scale

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.