Home / 839,952.20-1,159,164.90-477,437.04

Finding the Fourth Proportional to 839,952.20, 1,159,164.90 and 477,437.04

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Solution

The fourth proportional to 839,952.20, 1,159,164.90 and 477,437.04 is: 658,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,952.20 : 1,159,164.90 = 477,437.04 : x
  2. Step 2: Convert to fraction form
    839,952.20/1,159,164.90 = 477,437.04/x
  3. Step 3: Cross multiply
    839,952.20x = 1,159,164.90 × 477,437.04
  4. Step 4: Simplify right side
    839,952.20x = 553,428,258,727.90
  5. Step 5: Solve for x
    x = 553,428,258,727.90/839,952.20
  6. Step 6: Final answer
    x = 658,880.66

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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.