Home / 370,941.72-556,121.91-146,470.18

Finding the Fourth Proportional to 370,941.72, 556,121.91 and 146,470.18

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Solution

The fourth proportional to 370,941.72, 556,121.91 and 146,470.18 is: 219,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,941.72 : 556,121.91 = 146,470.18 : x
  2. Step 2: Convert to fraction form
    370,941.72/556,121.91 = 146,470.18/x
  3. Step 3: Cross multiply
    370,941.72x = 556,121.91 × 146,470.18
  4. Step 4: Simplify right side
    370,941.72x = 81,455,276,259.64
  5. Step 5: Solve for x
    x = 81,455,276,259.64/370,941.72
  6. Step 6: Final answer
    x = 219,590.50

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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.