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Finding the Fourth Proportional to 963,168.96, 1,326,132 and 848,376

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Solution

The fourth proportional to 963,168.96, 1,326,132 and 848,376 is: 1,168,080.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,168.96 : 1,326,132 = 848,376 : x
  2. Step 2: Convert to fraction form
    963,168.96/1,326,132 = 848,376/x
  3. Step 3: Cross multiply
    963,168.96x = 1,326,132 × 848,376
  4. Step 4: Simplify right side
    963,168.96x = 1,125,058,561,632
  5. Step 5: Solve for x
    x = 1,125,058,561,632/963,168.96
  6. Step 6: Final answer
    x = 1,168,080.17

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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.