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Finding the Fourth Proportional to 966,718.92, 1,333,534.58 and 898,296.12

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Solution

The fourth proportional to 966,718.92, 1,333,534.58 and 898,296.12 is: 1,239,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,718.92 : 1,333,534.58 = 898,296.12 : x
  2. Step 2: Convert to fraction form
    966,718.92/1,333,534.58 = 898,296.12/x
  3. Step 3: Cross multiply
    966,718.92x = 1,333,534.58 × 898,296.12
  4. Step 4: Simplify right side
    966,718.92x = 1,197,908,939,099.83
  5. Step 5: Solve for x
    x = 1,197,908,939,099.83/966,718.92
  6. Step 6: Final answer
    x = 1,239,149.16

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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.