Home / 1,178,468.79-1,767,422.90-325,521.55

Finding the Fourth Proportional to 1,178,468.79, 1,767,422.90 and 325,521.55

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Solution

The fourth proportional to 1,178,468.79, 1,767,422.90 and 325,521.55 is: 488,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,468.79 : 1,767,422.90 = 325,521.55 : x
  2. Step 2: Convert to fraction form
    1,178,468.79/1,767,422.90 = 325,521.55/x
  3. Step 3: Cross multiply
    1,178,468.79x = 1,767,422.90 × 325,521.55
  4. Step 4: Simplify right side
    1,178,468.79x = 575,334,240,285.89
  5. Step 5: Solve for x
    x = 575,334,240,285.89/1,178,468.79
  6. Step 6: Final answer
    x = 488,204.90

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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.