Home / 872,182.40-1,308,273.60-473,014.40

Finding the Fourth Proportional to 872,182.40, 1,308,273.60 and 473,014.40

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Solution

The fourth proportional to 872,182.40, 1,308,273.60 and 473,014.40 is: 709,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,182.40 : 1,308,273.60 = 473,014.40 : x
  2. Step 2: Convert to fraction form
    872,182.40/1,308,273.60 = 473,014.40/x
  3. Step 3: Cross multiply
    872,182.40x = 1,308,273.60 × 473,014.40
  4. Step 4: Simplify right side
    872,182.40x = 618,832,251,939.84
  5. Step 5: Solve for x
    x = 618,832,251,939.84/872,182.40
  6. Step 6: Final answer
    x = 709,521.60

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Similar ratio
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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.