Home / 971,625.60-1,340,835.82-536,061.32

Finding the Fourth Proportional to 971,625.60, 1,340,835.82 and 536,061.32

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Solution

The fourth proportional to 971,625.60, 1,340,835.82 and 536,061.32 is: 739,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,625.60 : 1,340,835.82 = 536,061.32 : x
  2. Step 2: Convert to fraction form
    971,625.60/1,340,835.82 = 536,061.32/x
  3. Step 3: Cross multiply
    971,625.60x = 1,340,835.82 × 536,061.32
  4. Step 4: Simplify right side
    971,625.60x = 718,770,211,528.15
  5. Step 5: Solve for x
    x = 718,770,211,528.15/971,625.60
  6. Step 6: Final answer
    x = 739,760.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.