Home / 972,632.82-1,342,518.35-564,917.92

Finding the Fourth Proportional to 972,632.82, 1,342,518.35 and 564,917.92

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Solution

The fourth proportional to 972,632.82, 1,342,518.35 and 564,917.92 is: 779,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,632.82 : 1,342,518.35 = 564,917.92 : x
  2. Step 2: Convert to fraction form
    972,632.82/1,342,518.35 = 564,917.92/x
  3. Step 3: Cross multiply
    972,632.82x = 1,342,518.35 × 564,917.92
  4. Step 4: Simplify right side
    972,632.82x = 758,412,673,843.83
  5. Step 5: Solve for x
    x = 758,412,673,843.83/972,632.82
  6. Step 6: Final answer
    x = 779,752.30

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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.