Home / 425,526.48-582,968.88-409,572.72

Finding the Fourth Proportional to 425,526.48, 582,968.88 and 409,572.72

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Solution

The fourth proportional to 425,526.48, 582,968.88 and 409,572.72 is: 561,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,526.48 : 582,968.88 = 409,572.72 : x
  2. Step 2: Convert to fraction form
    425,526.48/582,968.88 = 409,572.72/x
  3. Step 3: Cross multiply
    425,526.48x = 582,968.88 × 409,572.72
  4. Step 4: Simplify right side
    425,526.48x = 238,768,149,856.95
  5. Step 5: Solve for x
    x = 238,768,149,856.95/425,526.48
  6. Step 6: Final answer
    x = 561,112.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.