Home / 927,091.20-1,390,291.20-366,009.60

Finding the Fourth Proportional to 927,091.20, 1,390,291.20 and 366,009.60

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Solution

The fourth proportional to 927,091.20, 1,390,291.20 and 366,009.60 is: 548,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,091.20 : 1,390,291.20 = 366,009.60 : x
  2. Step 2: Convert to fraction form
    927,091.20/1,390,291.20 = 366,009.60/x
  3. Step 3: Cross multiply
    927,091.20x = 1,390,291.20 × 366,009.60
  4. Step 4: Simplify right side
    927,091.20x = 508,859,925,995.52
  5. Step 5: Solve for x
    x = 508,859,925,995.52/927,091.20
  6. Step 6: Final answer
    x = 548,877.96

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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.