Home / 882,990.30-1,323,124.65-657,291.90

Finding the Fourth Proportional to 882,990.30, 1,323,124.65 and 657,291.90

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Solution

The fourth proportional to 882,990.30, 1,323,124.65 and 657,291.90 is: 984,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,990.30 : 1,323,124.65 = 657,291.90 : x
  2. Step 2: Convert to fraction form
    882,990.30/1,323,124.65 = 657,291.90/x
  3. Step 3: Cross multiply
    882,990.30x = 1,323,124.65 × 657,291.90
  4. Step 4: Simplify right side
    882,990.30x = 869,679,115,135.34
  5. Step 5: Solve for x
    x = 869,679,115,135.34/882,990.30
  6. Step 6: Final answer
    x = 984,924.88

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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.