Home / 972,900.59-1,342,500.97-564,922.90

Finding the Fourth Proportional to 972,900.59, 1,342,500.97 and 564,922.90

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Solution

The fourth proportional to 972,900.59, 1,342,500.97 and 564,922.90 is: 779,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,900.59 : 1,342,500.97 = 564,922.90 : x
  2. Step 2: Convert to fraction form
    972,900.59/1,342,500.97 = 564,922.90/x
  3. Step 3: Cross multiply
    972,900.59x = 1,342,500.97 × 564,922.90
  4. Step 4: Simplify right side
    972,900.59x = 758,409,538,400.60
  5. Step 5: Solve for x
    x = 758,409,538,400.60/972,900.59
  6. Step 6: Final answer
    x = 779,534.47

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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.