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Finding the Fourth Proportional to 559,953.80, 842,004.30 and 468,715.40

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Solution

The fourth proportional to 559,953.80, 842,004.30 and 468,715.40 is: 704,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,953.80 : 842,004.30 = 468,715.40 : x
  2. Step 2: Convert to fraction form
    559,953.80/842,004.30 = 468,715.40/x
  3. Step 3: Cross multiply
    559,953.80x = 842,004.30 × 468,715.40
  4. Step 4: Simplify right side
    559,953.80x = 394,660,382,276.22
  5. Step 5: Solve for x
    x = 394,660,382,276.22/559,953.80
  6. Step 6: Final answer
    x = 704,808.83

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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.