Home / 900,390.12-1,350,587.46-367,911.15

Finding the Fourth Proportional to 900,390.12, 1,350,587.46 and 367,911.15

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Solution

The fourth proportional to 900,390.12, 1,350,587.46 and 367,911.15 is: 551,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,390.12 : 1,350,587.46 = 367,911.15 : x
  2. Step 2: Convert to fraction form
    900,390.12/1,350,587.46 = 367,911.15/x
  3. Step 3: Cross multiply
    900,390.12x = 1,350,587.46 × 367,911.15
  4. Step 4: Simplify right side
    900,390.12x = 496,896,185,584.18
  5. Step 5: Solve for x
    x = 496,896,185,584.18/900,390.12
  6. Step 6: Final answer
    x = 551,867.66

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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.