Home / 972,394.98-1,341,979.30-536,896.32

Finding the Fourth Proportional to 972,394.98, 1,341,979.30 and 536,896.32

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Solution

The fourth proportional to 972,394.98, 1,341,979.30 and 536,896.32 is: 740,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,394.98 : 1,341,979.30 = 536,896.32 : x
  2. Step 2: Convert to fraction form
    972,394.98/1,341,979.30 = 536,896.32/x
  3. Step 3: Cross multiply
    972,394.98x = 1,341,979.30 × 536,896.32
  4. Step 4: Simplify right side
    972,394.98x = 720,503,747,686.18
  5. Step 5: Solve for x
    x = 720,503,747,686.18/972,394.98
  6. Step 6: Final answer
    x = 740,957.91

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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.