Home / 1,020,957.40-1,531,079.08-301,108.17

Finding the Fourth Proportional to 1,020,957.40, 1,531,079.08 and 301,108.17

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Solution

The fourth proportional to 1,020,957.40, 1,531,079.08 and 301,108.17 is: 451,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,957.40 : 1,531,079.08 = 301,108.17 : x
  2. Step 2: Convert to fraction form
    1,020,957.40/1,531,079.08 = 301,108.17/x
  3. Step 3: Cross multiply
    1,020,957.40x = 1,531,079.08 × 301,108.17
  4. Step 4: Simplify right side
    1,020,957.40x = 461,020,419,904.08
  5. Step 5: Solve for x
    x = 461,020,419,904.08/1,020,957.40
  6. Step 6: Final answer
    x = 451,556.96

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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.