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Finding the Fourth Proportional to 652,365.64, 900,309.50 and 365,904.15

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Solution

The fourth proportional to 652,365.64, 900,309.50 and 365,904.15 is: 504,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,365.64 : 900,309.50 = 365,904.15 : x
  2. Step 2: Convert to fraction form
    652,365.64/900,309.50 = 365,904.15/x
  3. Step 3: Cross multiply
    652,365.64x = 900,309.50 × 365,904.15
  4. Step 4: Simplify right side
    652,365.64x = 329,426,982,334.43
  5. Step 5: Solve for x
    x = 329,426,982,334.43/652,365.64
  6. Step 6: Final answer
    x = 504,972.92

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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.