Home / 792,152.14-1,186,507.05-487,618.06

Finding the Fourth Proportional to 792,152.14, 1,186,507.05 and 487,618.06

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Solution

The fourth proportional to 792,152.14, 1,186,507.05 and 487,618.06 is: 730,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,152.14 : 1,186,507.05 = 487,618.06 : x
  2. Step 2: Convert to fraction form
    792,152.14/1,186,507.05 = 487,618.06/x
  3. Step 3: Cross multiply
    792,152.14x = 1,186,507.05 × 487,618.06
  4. Step 4: Simplify right side
    792,152.14x = 578,562,265,897.32
  5. Step 5: Solve for x
    x = 578,562,265,897.32/792,152.14
  6. Step 6: Final answer
    x = 730,367.61

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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.