Home / 611,035.59-916,334.69-211,569.15

Finding the Fourth Proportional to 611,035.59, 916,334.69 and 211,569.15

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Solution

The fourth proportional to 611,035.59, 916,334.69 and 211,569.15 is: 317,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,035.59 : 916,334.69 = 211,569.15 : x
  2. Step 2: Convert to fraction form
    611,035.59/916,334.69 = 211,569.15/x
  3. Step 3: Cross multiply
    611,035.59x = 916,334.69 × 211,569.15
  4. Step 4: Simplify right side
    611,035.59x = 193,868,150,420.97
  5. Step 5: Solve for x
    x = 193,868,150,420.97/611,035.59
  6. Step 6: Final answer
    x = 317,278.00

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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.