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Finding the Fourth Proportional to 544,373.46, 816,726.24 and 278,320.76

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Solution

The fourth proportional to 544,373.46, 816,726.24 and 278,320.76 is: 417,566.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,373.46 : 816,726.24 = 278,320.76 : x
  2. Step 2: Convert to fraction form
    544,373.46/816,726.24 = 278,320.76/x
  3. Step 3: Cross multiply
    544,373.46x = 816,726.24 × 278,320.76
  4. Step 4: Simplify right side
    544,373.46x = 227,311,866,807.84
  5. Step 5: Solve for x
    x = 227,311,866,807.84/544,373.46
  6. Step 6: Final answer
    x = 417,566.03

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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.