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Finding the Fourth Proportional to 349,283.51, 523,501.83 and 247,922.13

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Solution

The fourth proportional to 349,283.51, 523,501.83 and 247,922.13 is: 371,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,283.51 : 523,501.83 = 247,922.13 : x
  2. Step 2: Convert to fraction form
    349,283.51/523,501.83 = 247,922.13/x
  3. Step 3: Cross multiply
    349,283.51x = 523,501.83 × 247,922.13
  4. Step 4: Simplify right side
    349,283.51x = 129,787,688,752.50
  5. Step 5: Solve for x
    x = 129,787,688,752.50/349,283.51
  6. Step 6: Final answer
    x = 371,582.65

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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.