Home / 849,304.92-1,272,557.70-493,319.64

Finding the Fourth Proportional to 849,304.92, 1,272,557.70 and 493,319.64

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Solution

The fourth proportional to 849,304.92, 1,272,557.70 and 493,319.64 is: 739,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,304.92 : 1,272,557.70 = 493,319.64 : x
  2. Step 2: Convert to fraction form
    849,304.92/1,272,557.70 = 493,319.64/x
  3. Step 3: Cross multiply
    849,304.92x = 1,272,557.70 × 493,319.64
  4. Step 4: Simplify right side
    849,304.92x = 627,777,706,443.23
  5. Step 5: Solve for x
    x = 627,777,706,443.23/849,304.92
  6. Step 6: Final answer
    x = 739,166.45

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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.