Home / 972,342.40-1,341,797.52-609,961.36

Finding the Fourth Proportional to 972,342.40, 1,341,797.52 and 609,961.36

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Solution

The fourth proportional to 972,342.40, 1,341,797.52 and 609,961.36 is: 841,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,342.40 : 1,341,797.52 = 609,961.36 : x
  2. Step 2: Convert to fraction form
    972,342.40/1,341,797.52 = 609,961.36/x
  3. Step 3: Cross multiply
    972,342.40x = 1,341,797.52 × 609,961.36
  4. Step 4: Simplify right side
    972,342.40x = 818,444,640,143.83
  5. Step 5: Solve for x
    x = 818,444,640,143.83/972,342.40
  6. Step 6: Final answer
    x = 841,724.73

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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.