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Finding the Fourth Proportional to 713,301.66, 1,062,520.61 and 675,436.32

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Solution

The fourth proportional to 713,301.66, 1,062,520.61 and 675,436.32 is: 1,006,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,301.66 : 1,062,520.61 = 675,436.32 : x
  2. Step 2: Convert to fraction form
    713,301.66/1,062,520.61 = 675,436.32/x
  3. Step 3: Cross multiply
    713,301.66x = 1,062,520.61 × 675,436.32
  4. Step 4: Simplify right side
    713,301.66x = 717,665,007,365.37
  5. Step 5: Solve for x
    x = 717,665,007,365.37/713,301.66
  6. Step 6: Final answer
    x = 1,006,117.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.