Home / 260,577.18-390,923.15-148,310.24

Finding the Fourth Proportional to 260,577.18, 390,923.15 and 148,310.24

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Solution

The fourth proportional to 260,577.18, 390,923.15 and 148,310.24 is: 222,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,577.18 : 390,923.15 = 148,310.24 : x
  2. Step 2: Convert to fraction form
    260,577.18/390,923.15 = 148,310.24/x
  3. Step 3: Cross multiply
    260,577.18x = 390,923.15 × 148,310.24
  4. Step 4: Simplify right side
    260,577.18x = 57,977,903,501.89
  5. Step 5: Solve for x
    x = 57,977,903,501.89/260,577.18
  6. Step 6: Final answer
    x = 222,498.01

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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.