Home / 970,822.20-1,455,089.52-437,719.08

Finding the Fourth Proportional to 970,822.20, 1,455,089.52 and 437,719.08

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Solution

The fourth proportional to 970,822.20, 1,455,089.52 and 437,719.08 is: 656,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,822.20 : 1,455,089.52 = 437,719.08 : x
  2. Step 2: Convert to fraction form
    970,822.20/1,455,089.52 = 437,719.08/x
  3. Step 3: Cross multiply
    970,822.20x = 1,455,089.52 × 437,719.08
  4. Step 4: Simplify right side
    970,822.20x = 636,920,446,012.04
  5. Step 5: Solve for x
    x = 636,920,446,012.04/970,822.20
  6. Step 6: Final answer
    x = 656,062.92

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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.