Home / 650,365.20-975,653.76-200,981.28

Finding the Fourth Proportional to 650,365.20, 975,653.76 and 200,981.28

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Solution

The fourth proportional to 650,365.20, 975,653.76 and 200,981.28 is: 301,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,365.20 : 975,653.76 = 200,981.28 : x
  2. Step 2: Convert to fraction form
    650,365.20/975,653.76 = 200,981.28/x
  3. Step 3: Cross multiply
    650,365.20x = 975,653.76 × 200,981.28
  4. Step 4: Simplify right side
    650,365.20x = 196,088,141,521.61
  5. Step 5: Solve for x
    x = 196,088,141,521.61/650,365.20
  6. Step 6: Final answer
    x = 301,504.66

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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.