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Finding the Fourth Proportional to 888,957.61, 1,226,752.12 and 481,050.52

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Solution

The fourth proportional to 888,957.61, 1,226,752.12 and 481,050.52 is: 663,844.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,957.61 : 1,226,752.12 = 481,050.52 : x
  2. Step 2: Convert to fraction form
    888,957.61/1,226,752.12 = 481,050.52/x
  3. Step 3: Cross multiply
    888,957.61x = 1,226,752.12 × 481,050.52
  4. Step 4: Simplify right side
    888,957.61x = 590,129,745,237.10
  5. Step 5: Solve for x
    x = 590,129,745,237.10/888,957.61
  6. Step 6: Final answer
    x = 663,844.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.