Home / 651,132.90-976,690.19-395,026.48

Finding the Fourth Proportional to 651,132.90, 976,690.19 and 395,026.48

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Solution

The fourth proportional to 651,132.90, 976,690.19 and 395,026.48 is: 592,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,132.90 : 976,690.19 = 395,026.48 : x
  2. Step 2: Convert to fraction form
    651,132.90/976,690.19 = 395,026.48/x
  3. Step 3: Cross multiply
    651,132.90x = 976,690.19 × 395,026.48
  4. Step 4: Simplify right side
    651,132.90x = 385,818,487,806.23
  5. Step 5: Solve for x
    x = 385,818,487,806.23/651,132.90
  6. Step 6: Final answer
    x = 592,534.16

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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.