Home / 832,454.25-1,148,786.87-450,481.04

Finding the Fourth Proportional to 832,454.25, 1,148,786.87 and 450,481.04

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Solution

The fourth proportional to 832,454.25, 1,148,786.87 and 450,481.04 is: 621,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,454.25 : 1,148,786.87 = 450,481.04 : x
  2. Step 2: Convert to fraction form
    832,454.25/1,148,786.87 = 450,481.04/x
  3. Step 3: Cross multiply
    832,454.25x = 1,148,786.87 × 450,481.04
  4. Step 4: Simplify right side
    832,454.25x = 517,506,703,935.95
  5. Step 5: Solve for x
    x = 517,506,703,935.95/832,454.25
  6. Step 6: Final answer
    x = 621,663.84

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1.5x scale

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.