Home / 254,901.20-382,643.40-149,779.40

Finding the Fourth Proportional to 254,901.20, 382,643.40 and 149,779.40

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Solution

The fourth proportional to 254,901.20, 382,643.40 and 149,779.40 is: 224,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,901.20 : 382,643.40 = 149,779.40 : x
  2. Step 2: Convert to fraction form
    254,901.20/382,643.40 = 149,779.40/x
  3. Step 3: Cross multiply
    254,901.20x = 382,643.40 × 149,779.40
  4. Step 4: Simplify right side
    254,901.20x = 57,312,098,865.96
  5. Step 5: Solve for x
    x = 57,312,098,865.96/254,901.20
  6. Step 6: Final answer
    x = 224,840.44

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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.