Home / 703,778.25-972,016.02-477,030.09

Finding the Fourth Proportional to 703,778.25, 972,016.02 and 477,030.09

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Solution

The fourth proportional to 703,778.25, 972,016.02 and 477,030.09 is: 658,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,778.25 : 972,016.02 = 477,030.09 : x
  2. Step 2: Convert to fraction form
    703,778.25/972,016.02 = 477,030.09/x
  3. Step 3: Cross multiply
    703,778.25x = 972,016.02 × 477,030.09
  4. Step 4: Simplify right side
    703,778.25x = 463,680,889,502.04
  5. Step 5: Solve for x
    x = 463,680,889,502.04/703,778.25
  6. Step 6: Final answer
    x = 658,845.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.