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Finding the Fourth Proportional to 634,548, 951,728.31 and 185,148.26

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Solution

The fourth proportional to 634,548, 951,728.31 and 185,148.26 is: 277,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,548 : 951,728.31 = 185,148.26 : x
  2. Step 2: Convert to fraction form
    634,548/951,728.31 = 185,148.26/x
  3. Step 3: Cross multiply
    634,548x = 951,728.31 × 185,148.26
  4. Step 4: Simplify right side
    634,548x = 176,210,835,830.60
  5. Step 5: Solve for x
    x = 176,210,835,830.60/634,548
  6. Step 6: Final answer
    x = 277,695.05

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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.