Home / 835,165.65-1,152,531.78-453,192.42

Finding the Fourth Proportional to 835,165.65, 1,152,531.78 and 453,192.42

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Solution

The fourth proportional to 835,165.65, 1,152,531.78 and 453,192.42 is: 625,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,165.65 : 1,152,531.78 = 453,192.42 : x
  2. Step 2: Convert to fraction form
    835,165.65/1,152,531.78 = 453,192.42/x
  3. Step 3: Cross multiply
    835,165.65x = 1,152,531.78 × 453,192.42
  4. Step 4: Simplify right side
    835,165.65x = 522,318,666,505.11
  5. Step 5: Solve for x
    x = 522,318,666,505.11/835,165.65
  6. Step 6: Final answer
    x = 625,407.27

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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.