Home / 370,001.60-554,759.40-145,226.60

Finding the Fourth Proportional to 370,001.60, 554,759.40 and 145,226.60

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Solution

The fourth proportional to 370,001.60, 554,759.40 and 145,226.60 is: 217,744.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,001.60 : 554,759.40 = 145,226.60 : x
  2. Step 2: Convert to fraction form
    370,001.60/554,759.40 = 145,226.60/x
  3. Step 3: Cross multiply
    370,001.60x = 554,759.40 × 145,226.60
  4. Step 4: Simplify right side
    370,001.60x = 80,565,821,480.04
  5. Step 5: Solve for x
    x = 80,565,821,480.04/370,001.60
  6. Step 6: Final answer
    x = 217,744.52

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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.