Home / 693,844.13-1,041,672.60-557,140.23

Finding the Fourth Proportional to 693,844.13, 1,041,672.60 and 557,140.23

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Solution

The fourth proportional to 693,844.13, 1,041,672.60 and 557,140.23 is: 836,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,844.13 : 1,041,672.60 = 557,140.23 : x
  2. Step 2: Convert to fraction form
    693,844.13/1,041,672.60 = 557,140.23/x
  3. Step 3: Cross multiply
    693,844.13x = 1,041,672.60 × 557,140.23
  4. Step 4: Simplify right side
    693,844.13x = 580,357,711,948.70
  5. Step 5: Solve for x
    x = 580,357,711,948.70/693,844.13
  6. Step 6: Final answer
    x = 836,438.17

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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.