Home / 563,881.60-845,822.40-555,587.20

Finding the Fourth Proportional to 563,881.60, 845,822.40 and 555,587.20

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Solution

The fourth proportional to 563,881.60, 845,822.40 and 555,587.20 is: 833,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,881.60 : 845,822.40 = 555,587.20 : x
  2. Step 2: Convert to fraction form
    563,881.60/845,822.40 = 555,587.20/x
  3. Step 3: Cross multiply
    563,881.60x = 845,822.40 × 555,587.20
  4. Step 4: Simplify right side
    563,881.60x = 469,928,098,913.28
  5. Step 5: Solve for x
    x = 469,928,098,913.28/563,881.60
  6. Step 6: Final answer
    x = 833,380.80

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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.