Home / 832,171.12-1,148,405.55-469,599.32

Finding the Fourth Proportional to 832,171.12, 1,148,405.55 and 469,599.32

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Solution

The fourth proportional to 832,171.12, 1,148,405.55 and 469,599.32 is: 648,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,171.12 : 1,148,405.55 = 469,599.32 : x
  2. Step 2: Convert to fraction form
    832,171.12/1,148,405.55 = 469,599.32/x
  3. Step 3: Cross multiply
    832,171.12x = 1,148,405.55 × 469,599.32
  4. Step 4: Simplify right side
    832,171.12x = 539,290,466,474.24
  5. Step 5: Solve for x
    x = 539,290,466,474.24/832,171.12
  6. Step 6: Final answer
    x = 648,052.37

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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.