Home / 748,929.20-1,123,539.60-322,464.20

Finding the Fourth Proportional to 748,929.20, 1,123,539.60 and 322,464.20

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Solution

The fourth proportional to 748,929.20, 1,123,539.60 and 322,464.20 is: 483,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,929.20 : 1,123,539.60 = 322,464.20 : x
  2. Step 2: Convert to fraction form
    748,929.20/1,123,539.60 = 322,464.20/x
  3. Step 3: Cross multiply
    748,929.20x = 1,123,539.60 × 322,464.20
  4. Step 4: Simplify right side
    748,929.20x = 362,301,298,282.32
  5. Step 5: Solve for x
    x = 362,301,298,282.32/748,929.20
  6. Step 6: Final answer
    x = 483,759.08

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1.5x scale

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.