Home / 850,510.15-1,276,014.45-251,486.90

Finding the Fourth Proportional to 850,510.15, 1,276,014.45 and 251,486.90

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Solution

The fourth proportional to 850,510.15, 1,276,014.45 and 251,486.90 is: 377,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,510.15 : 1,276,014.45 = 251,486.90 : x
  2. Step 2: Convert to fraction form
    850,510.15/1,276,014.45 = 251,486.90/x
  3. Step 3: Cross multiply
    850,510.15x = 1,276,014.45 × 251,486.90
  4. Step 4: Simplify right side
    850,510.15x = 320,900,918,385.71
  5. Step 5: Solve for x
    x = 320,900,918,385.71/850,510.15
  6. Step 6: Final answer
    x = 377,304.04

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1.5x scale

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.