Home / 1,132,853.68-1,699,284.90-458,947.72

Finding the Fourth Proportional to 1,132,853.68, 1,699,284.90 and 458,947.72

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Solution

The fourth proportional to 1,132,853.68, 1,699,284.90 and 458,947.72 is: 688,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,853.68 : 1,699,284.90 = 458,947.72 : x
  2. Step 2: Convert to fraction form
    1,132,853.68/1,699,284.90 = 458,947.72/x
  3. Step 3: Cross multiply
    1,132,853.68x = 1,699,284.90 × 458,947.72
  4. Step 4: Simplify right side
    1,132,853.68x = 779,882,930,485.43
  5. Step 5: Solve for x
    x = 779,882,930,485.43/1,132,853.68
  6. Step 6: Final answer
    x = 688,423.35

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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.