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Finding the Fourth Proportional to 342,948.92, 473,298.59 and 190,035.08

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Solution

The fourth proportional to 342,948.92, 473,298.59 and 190,035.08 is: 262,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,948.92 : 473,298.59 = 190,035.08 : x
  2. Step 2: Convert to fraction form
    342,948.92/473,298.59 = 190,035.08/x
  3. Step 3: Cross multiply
    342,948.92x = 473,298.59 × 190,035.08
  4. Step 4: Simplify right side
    342,948.92x = 89,943,332,097.87
  5. Step 5: Solve for x
    x = 89,943,332,097.87/342,948.92
  6. Step 6: Final answer
    x = 262,264.52

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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.