Home / 832,498.32-1,148,847.68-450,525.20

Finding the Fourth Proportional to 832,498.32, 1,148,847.68 and 450,525.20

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Solution

The fourth proportional to 832,498.32, 1,148,847.68 and 450,525.20 is: 621,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,498.32 : 1,148,847.68 = 450,525.20 : x
  2. Step 2: Convert to fraction form
    832,498.32/1,148,847.68 = 450,525.20/x
  3. Step 3: Cross multiply
    832,498.32x = 1,148,847.68 × 450,525.20
  4. Step 4: Simplify right side
    832,498.32x = 517,584,830,801.54
  5. Step 5: Solve for x
    x = 517,584,830,801.54/832,498.32
  6. Step 6: Final answer
    x = 621,724.78

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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.