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Finding the Fourth Proportional to 245,577.60, 367,444.80 and 223,459.20

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Solution

The fourth proportional to 245,577.60, 367,444.80 and 223,459.20 is: 334,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,577.60 : 367,444.80 = 223,459.20 : x
  2. Step 2: Convert to fraction form
    245,577.60/367,444.80 = 223,459.20/x
  3. Step 3: Cross multiply
    245,577.60x = 367,444.80 × 223,459.20
  4. Step 4: Simplify right side
    245,577.60x = 82,108,921,052.16
  5. Step 5: Solve for x
    x = 82,108,921,052.16/245,577.60
  6. Step 6: Final answer
    x = 334,350.21

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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.