Home / 972,800.64-1,342,083.60-564,832.80

Finding the Fourth Proportional to 972,800.64, 1,342,083.60 and 564,832.80

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Solution

The fourth proportional to 972,800.64, 1,342,083.60 and 564,832.80 is: 779,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,800.64 : 1,342,083.60 = 564,832.80 : x
  2. Step 2: Convert to fraction form
    972,800.64/1,342,083.60 = 564,832.80/x
  3. Step 3: Cross multiply
    972,800.64x = 1,342,083.60 × 564,832.80
  4. Step 4: Simplify right side
    972,800.64x = 758,052,837,622.08
  5. Step 5: Solve for x
    x = 758,052,837,622.08/972,800.64
  6. Step 6: Final answer
    x = 779,247.88

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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.