Home / 482,829.16-724,160.22-127,848.28

Finding the Fourth Proportional to 482,829.16, 724,160.22 and 127,848.28

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Solution

The fourth proportional to 482,829.16, 724,160.22 and 127,848.28 is: 191,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,829.16 : 724,160.22 = 127,848.28 : x
  2. Step 2: Convert to fraction form
    482,829.16/724,160.22 = 127,848.28/x
  3. Step 3: Cross multiply
    482,829.16x = 724,160.22 × 127,848.28
  4. Step 4: Simplify right side
    482,829.16x = 92,582,638,571.42
  5. Step 5: Solve for x
    x = 92,582,638,571.42/482,829.16
  6. Step 6: Final answer
    x = 191,750.30

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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.