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Finding the Fourth Proportional to 595,901.71, 822,360.58 and 323,987.90

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Solution

The fourth proportional to 595,901.71, 822,360.58 and 323,987.90 is: 447,112.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,901.71 : 822,360.58 = 323,987.90 : x
  2. Step 2: Convert to fraction form
    595,901.71/822,360.58 = 323,987.90/x
  3. Step 3: Cross multiply
    595,901.71x = 822,360.58 × 323,987.90
  4. Step 4: Simplify right side
    595,901.71x = 266,434,878,883.42
  5. Step 5: Solve for x
    x = 266,434,878,883.42/595,901.71
  6. Step 6: Final answer
    x = 447,112.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.