Home / 782,752.80-1,174,623.36-333,473.88

Finding the Fourth Proportional to 782,752.80, 1,174,623.36 and 333,473.88

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Solution

The fourth proportional to 782,752.80, 1,174,623.36 and 333,473.88 is: 500,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,752.80 : 1,174,623.36 = 333,473.88 : x
  2. Step 2: Convert to fraction form
    782,752.80/1,174,623.36 = 333,473.88/x
  3. Step 3: Cross multiply
    782,752.80x = 1,174,623.36 × 333,473.88
  4. Step 4: Simplify right side
    782,752.80x = 391,706,209,397.84
  5. Step 5: Solve for x
    x = 391,706,209,397.84/782,752.80
  6. Step 6: Final answer
    x = 500,421.35

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1.5x scale

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.