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Finding the Fourth Proportional to 966,439.73, 1,449,547 and 256,522.93

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Solution

The fourth proportional to 966,439.73, 1,449,547 and 256,522.93 is: 384,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,439.73 : 1,449,547 = 256,522.93 : x
  2. Step 2: Convert to fraction form
    966,439.73/1,449,547 = 256,522.93/x
  3. Step 3: Cross multiply
    966,439.73x = 1,449,547 × 256,522.93
  4. Step 4: Simplify right side
    966,439.73x = 371,842,043,612.71
  5. Step 5: Solve for x
    x = 371,842,043,612.71/966,439.73
  6. Step 6: Final answer
    x = 384,754.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.