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Finding the Fourth Proportional to 372,552.84, 556,124.49 and 344,798.28

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Solution

The fourth proportional to 372,552.84, 556,124.49 and 344,798.28 is: 514,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,552.84 : 556,124.49 = 344,798.28 : x
  2. Step 2: Convert to fraction form
    372,552.84/556,124.49 = 344,798.28/x
  3. Step 3: Cross multiply
    372,552.84x = 556,124.49 × 344,798.28
  4. Step 4: Simplify right side
    372,552.84x = 191,750,767,617.88
  5. Step 5: Solve for x
    x = 191,750,767,617.88/372,552.84
  6. Step 6: Final answer
    x = 514,694.15

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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.