Home / 923,732.20-1,385,598.30-788,429.80

Finding the Fourth Proportional to 923,732.20, 1,385,598.30 and 788,429.80

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Solution

The fourth proportional to 923,732.20, 1,385,598.30 and 788,429.80 is: 1,182,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,732.20 : 1,385,598.30 = 788,429.80 : x
  2. Step 2: Convert to fraction form
    923,732.20/1,385,598.30 = 788,429.80/x
  3. Step 3: Cross multiply
    923,732.20x = 1,385,598.30 × 788,429.80
  4. Step 4: Simplify right side
    923,732.20x = 1,092,446,990,549.34
  5. Step 5: Solve for x
    x = 1,092,446,990,549.34/923,732.20
  6. Step 6: Final answer
    x = 1,182,644.70

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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.