Home / 611,001.10-916,282.93-211,534.60

Finding the Fourth Proportional to 611,001.10, 916,282.93 and 211,534.60

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Solution

The fourth proportional to 611,001.10, 916,282.93 and 211,534.60 is: 317,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,001.10 : 916,282.93 = 211,534.60 : x
  2. Step 2: Convert to fraction form
    611,001.10/916,282.93 = 211,534.60/x
  3. Step 3: Cross multiply
    611,001.10x = 916,282.93 × 211,534.60
  4. Step 4: Simplify right side
    611,001.10x = 193,825,543,084.38
  5. Step 5: Solve for x
    x = 193,825,543,084.38/611,001.10
  6. Step 6: Final answer
    x = 317,226.18

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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.