Home / 841,319.83-1,262,136.62-272,650.24

Finding the Fourth Proportional to 841,319.83, 1,262,136.62 and 272,650.24

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Solution

The fourth proportional to 841,319.83, 1,262,136.62 and 272,650.24 is: 409,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,319.83 : 1,262,136.62 = 272,650.24 : x
  2. Step 2: Convert to fraction form
    841,319.83/1,262,136.62 = 272,650.24/x
  3. Step 3: Cross multiply
    841,319.83x = 1,262,136.62 × 272,650.24
  4. Step 4: Simplify right side
    841,319.83x = 344,121,852,355.79
  5. Step 5: Solve for x
    x = 344,121,852,355.79/841,319.83
  6. Step 6: Final answer
    x = 409,026.20

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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.