Home / 918,551.76-1,267,502.04-510,671.04

Finding the Fourth Proportional to 918,551.76, 1,267,502.04 and 510,671.04

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Solution

The fourth proportional to 918,551.76, 1,267,502.04 and 510,671.04 is: 704,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,551.76 : 1,267,502.04 = 510,671.04 : x
  2. Step 2: Convert to fraction form
    918,551.76/1,267,502.04 = 510,671.04/x
  3. Step 3: Cross multiply
    918,551.76x = 1,267,502.04 × 510,671.04
  4. Step 4: Simplify right side
    918,551.76x = 647,276,584,968.92
  5. Step 5: Solve for x
    x = 647,276,584,968.92/918,551.76
  6. Step 6: Final answer
    x = 704,670.78

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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.