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Finding the Fourth Proportional to 573,060.30, 859,590.45 and 146,595.30

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Solution

The fourth proportional to 573,060.30, 859,590.45 and 146,595.30 is: 219,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,060.30 : 859,590.45 = 146,595.30 : x
  2. Step 2: Convert to fraction form
    573,060.30/859,590.45 = 146,595.30/x
  3. Step 3: Cross multiply
    573,060.30x = 859,590.45 × 146,595.30
  4. Step 4: Simplify right side
    573,060.30x = 126,011,919,894.89
  5. Step 5: Solve for x
    x = 126,011,919,894.89/573,060.30
  6. Step 6: Final answer
    x = 219,892.95

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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.