Home / 370,365.12-555,774.48-159,998.40

Finding the Fourth Proportional to 370,365.12, 555,774.48 and 159,998.40

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Solution

The fourth proportional to 370,365.12, 555,774.48 and 159,998.40 is: 240,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,365.12 : 555,774.48 = 159,998.40 : x
  2. Step 2: Convert to fraction form
    370,365.12/555,774.48 = 159,998.40/x
  3. Step 3: Cross multiply
    370,365.12x = 555,774.48 × 159,998.40
  4. Step 4: Simplify right side
    370,365.12x = 88,923,027,560.83
  5. Step 5: Solve for x
    x = 88,923,027,560.83/370,365.12
  6. Step 6: Final answer
    x = 240,095.58

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1.5x scale

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.