Home / 972,255.17-1,341,712.21-536,672.62

Finding the Fourth Proportional to 972,255.17, 1,341,712.21 and 536,672.62

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Solution

The fourth proportional to 972,255.17, 1,341,712.21 and 536,672.62 is: 740,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,255.17 : 1,341,712.21 = 536,672.62 : x
  2. Step 2: Convert to fraction form
    972,255.17/1,341,712.21 = 536,672.62/x
  3. Step 3: Cross multiply
    972,255.17x = 1,341,712.21 × 536,672.62
  4. Step 4: Simplify right side
    972,255.17x = 720,060,207,026.69
  5. Step 5: Solve for x
    x = 720,060,207,026.69/972,255.17
  6. Step 6: Final answer
    x = 740,608.26

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1.5x scale

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.