Home / 591,361.20-887,197.32-307,070.64

Finding the Fourth Proportional to 591,361.20, 887,197.32 and 307,070.64

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Solution

The fourth proportional to 591,361.20, 887,197.32 and 307,070.64 is: 460,686.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,361.20 : 887,197.32 = 307,070.64 : x
  2. Step 2: Convert to fraction form
    591,361.20/887,197.32 = 307,070.64/x
  3. Step 3: Cross multiply
    591,361.20x = 887,197.32 × 307,070.64
  4. Step 4: Simplify right side
    591,361.20x = 272,432,248,858.69
  5. Step 5: Solve for x
    x = 272,432,248,858.69/591,361.20
  6. Step 6: Final answer
    x = 460,686.72

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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.