Home / 730,159.62-1,095,631.52-303,989.61

Finding the Fourth Proportional to 730,159.62, 1,095,631.52 and 303,989.61

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Solution

The fourth proportional to 730,159.62, 1,095,631.52 and 303,989.61 is: 456,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,159.62 : 1,095,631.52 = 303,989.61 : x
  2. Step 2: Convert to fraction form
    730,159.62/1,095,631.52 = 303,989.61/x
  3. Step 3: Cross multiply
    730,159.62x = 1,095,631.52 × 303,989.61
  4. Step 4: Simplify right side
    730,159.62x = 333,060,594,894.25
  5. Step 5: Solve for x
    x = 333,060,594,894.25/730,159.62
  6. Step 6: Final answer
    x = 456,147.65

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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.