Home / 676,256.80-1,013,996.40-202,871.20

Finding the Fourth Proportional to 676,256.80, 1,013,996.40 and 202,871.20

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Solution

The fourth proportional to 676,256.80, 1,013,996.40 and 202,871.20 is: 304,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,256.80 : 1,013,996.40 = 202,871.20 : x
  2. Step 2: Convert to fraction form
    676,256.80/1,013,996.40 = 202,871.20/x
  3. Step 3: Cross multiply
    676,256.80x = 1,013,996.40 × 202,871.20
  4. Step 4: Simplify right side
    676,256.80x = 205,710,666,463.68
  5. Step 5: Solve for x
    x = 205,710,666,463.68/676,256.80
  6. Step 6: Final answer
    x = 304,190.16

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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.