Home / 882,999.30-1,323,138.15-657,300.90

Finding the Fourth Proportional to 882,999.30, 1,323,138.15 and 657,300.90

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Solution

The fourth proportional to 882,999.30, 1,323,138.15 and 657,300.90 is: 984,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,999.30 : 1,323,138.15 = 657,300.90 : x
  2. Step 2: Convert to fraction form
    882,999.30/1,323,138.15 = 657,300.90/x
  3. Step 3: Cross multiply
    882,999.30x = 1,323,138.15 × 657,300.90
  4. Step 4: Simplify right side
    882,999.30x = 869,699,896,819.34
  5. Step 5: Solve for x
    x = 869,699,896,819.34/882,999.30
  6. Step 6: Final answer
    x = 984,938.38

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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.