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Finding the Fourth Proportional to 532,807.08, 799,211.10 and 158,820.84

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Solution

The fourth proportional to 532,807.08, 799,211.10 and 158,820.84 is: 238,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,807.08 : 799,211.10 = 158,820.84 : x
  2. Step 2: Convert to fraction form
    532,807.08/799,211.10 = 158,820.84/x
  3. Step 3: Cross multiply
    532,807.08x = 799,211.10 × 158,820.84
  4. Step 4: Simplify right side
    532,807.08x = 126,931,378,239.32
  5. Step 5: Solve for x
    x = 126,931,378,239.32/532,807.08
  6. Step 6: Final answer
    x = 238,231.40

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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.