Home / 882,000.30-1,323,000.45-745,142.70

Finding the Fourth Proportional to 882,000.30, 1,323,000.45 and 745,142.70

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Solution

The fourth proportional to 882,000.30, 1,323,000.45 and 745,142.70 is: 1,117,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,000.30 : 1,323,000.45 = 745,142.70 : x
  2. Step 2: Convert to fraction form
    882,000.30/1,323,000.45 = 745,142.70/x
  3. Step 3: Cross multiply
    882,000.30x = 1,323,000.45 × 745,142.70
  4. Step 4: Simplify right side
    882,000.30x = 985,824,127,414.22
  5. Step 5: Solve for x
    x = 985,824,127,414.22/882,000.30
  6. Step 6: Final answer
    x = 1,117,714.05

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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.