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Finding the Fourth Proportional to 625,875.84, 937,368 and 376,007.04

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Solution

The fourth proportional to 625,875.84, 937,368 and 376,007.04 is: 563,141.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,875.84 : 937,368 = 376,007.04 : x
  2. Step 2: Convert to fraction form
    625,875.84/937,368 = 376,007.04/x
  3. Step 3: Cross multiply
    625,875.84x = 937,368 × 376,007.04
  4. Step 4: Simplify right side
    625,875.84x = 352,456,967,070.72
  5. Step 5: Solve for x
    x = 352,456,967,070.72/625,875.84
  6. Step 6: Final answer
    x = 563,141.99

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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.