Home / 900,010.80-1,350,017.38-367,531.76

Finding the Fourth Proportional to 900,010.80, 1,350,017.38 and 367,531.76

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Solution

The fourth proportional to 900,010.80, 1,350,017.38 and 367,531.76 is: 551,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,010.80 : 1,350,017.38 = 367,531.76 : x
  2. Step 2: Convert to fraction form
    900,010.80/1,350,017.38 = 367,531.76/x
  3. Step 3: Cross multiply
    900,010.80x = 1,350,017.38 × 367,531.76
  4. Step 4: Simplify right side
    900,010.80x = 496,174,263,701.99
  5. Step 5: Solve for x
    x = 496,174,263,701.99/900,010.80
  6. Step 6: Final answer
    x = 551,298.12

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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.