Home / 972,164.97-1,341,662.94-536,667.66

Finding the Fourth Proportional to 972,164.97, 1,341,662.94 and 536,667.66

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Solution

The fourth proportional to 972,164.97, 1,341,662.94 and 536,667.66 is: 740,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,164.97 : 1,341,662.94 = 536,667.66 : x
  2. Step 2: Convert to fraction form
    972,164.97/1,341,662.94 = 536,667.66/x
  3. Step 3: Cross multiply
    972,164.97x = 1,341,662.94 × 536,667.66
  4. Step 4: Simplify right side
    972,164.97x = 720,027,110,518.52
  5. Step 5: Solve for x
    x = 720,027,110,518.52/972,164.97
  6. Step 6: Final answer
    x = 740,642.93

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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.