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Finding the Fourth Proportional to 632,995.16, 873,500.56 and 346,460.90

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Solution

The fourth proportional to 632,995.16, 873,500.56 and 346,460.90 is: 478,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,995.16 : 873,500.56 = 346,460.90 : x
  2. Step 2: Convert to fraction form
    632,995.16/873,500.56 = 346,460.90/x
  3. Step 3: Cross multiply
    632,995.16x = 873,500.56 × 346,460.90
  4. Step 4: Simplify right side
    632,995.16x = 302,633,784,934.45
  5. Step 5: Solve for x
    x = 302,633,784,934.45/632,995.16
  6. Step 6: Final answer
    x = 478,098.11

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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.