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Finding the Fourth Proportional to 295,617.09, 407,952.05 and 168,292.69

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Solution

The fourth proportional to 295,617.09, 407,952.05 and 168,292.69 is: 232,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,617.09 : 407,952.05 = 168,292.69 : x
  2. Step 2: Convert to fraction form
    295,617.09/407,952.05 = 168,292.69/x
  3. Step 3: Cross multiply
    295,617.09x = 407,952.05 × 168,292.69
  4. Step 4: Simplify right side
    295,617.09x = 68,655,346,024.17
  5. Step 5: Solve for x
    x = 68,655,346,024.17/295,617.09
  6. Step 6: Final answer
    x = 232,244.17

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1.5x scale

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.