Home / 899,405.87-1,241,306.71-572,614.52

Finding the Fourth Proportional to 899,405.87, 1,241,306.71 and 572,614.52

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Solution

The fourth proportional to 899,405.87, 1,241,306.71 and 572,614.52 is: 790,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,405.87 : 1,241,306.71 = 572,614.52 : x
  2. Step 2: Convert to fraction form
    899,405.87/1,241,306.71 = 572,614.52/x
  3. Step 3: Cross multiply
    899,405.87x = 1,241,306.71 × 572,614.52
  4. Step 4: Simplify right side
    899,405.87x = 710,790,238,281.36
  5. Step 5: Solve for x
    x = 710,790,238,281.36/899,405.87
  6. Step 6: Final answer
    x = 790,288.64

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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.