Home / 780,598.41-1,170,100.02-442,925.73

Finding the Fourth Proportional to 780,598.41, 1,170,100.02 and 442,925.73

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Solution

The fourth proportional to 780,598.41, 1,170,100.02 and 442,925.73 is: 663,936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,598.41 : 1,170,100.02 = 442,925.73 : x
  2. Step 2: Convert to fraction form
    780,598.41/1,170,100.02 = 442,925.73/x
  3. Step 3: Cross multiply
    780,598.41x = 1,170,100.02 × 442,925.73
  4. Step 4: Simplify right side
    780,598.41x = 518,267,405,531.52
  5. Step 5: Solve for x
    x = 518,267,405,531.52/780,598.41
  6. Step 6: Final answer
    x = 663,936.03

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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.