Home / 369,245.80-553,632.04-155,955.92

Finding the Fourth Proportional to 369,245.80, 553,632.04 and 155,955.92

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Solution

The fourth proportional to 369,245.80, 553,632.04 and 155,955.92 is: 233,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,245.80 : 553,632.04 = 155,955.92 : x
  2. Step 2: Convert to fraction form
    369,245.80/553,632.04 = 155,955.92/x
  3. Step 3: Cross multiply
    369,245.80x = 553,632.04 × 155,955.92
  4. Step 4: Simplify right side
    369,245.80x = 86,342,194,139.68
  5. Step 5: Solve for x
    x = 86,342,194,139.68/369,245.80
  6. Step 6: Final answer
    x = 233,833.92

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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.