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Finding the Fourth Proportional to 559,952.80, 842,002.80 and 468,714.40

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Solution

The fourth proportional to 559,952.80, 842,002.80 and 468,714.40 is: 704,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,952.80 : 842,002.80 = 468,714.40 : x
  2. Step 2: Convert to fraction form
    559,952.80/842,002.80 = 468,714.40/x
  3. Step 3: Cross multiply
    559,952.80x = 842,002.80 × 468,714.40
  4. Step 4: Simplify right side
    559,952.80x = 394,658,837,200.32
  5. Step 5: Solve for x
    x = 394,658,837,200.32/559,952.80
  6. Step 6: Final answer
    x = 704,807.33

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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.