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Finding the Fourth Proportional to 652,304.08, 900,187.18 and 361,921.10

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Solution

The fourth proportional to 652,304.08, 900,187.18 and 361,921.10 is: 499,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,304.08 : 900,187.18 = 361,921.10 : x
  2. Step 2: Convert to fraction form
    652,304.08/900,187.18 = 361,921.10/x
  3. Step 3: Cross multiply
    652,304.08x = 900,187.18 × 361,921.10
  4. Step 4: Simplify right side
    652,304.08x = 325,796,734,391.50
  5. Step 5: Solve for x
    x = 325,796,734,391.50/652,304.08
  6. Step 6: Final answer
    x = 499,455.31

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1.5x scale

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.