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Finding the Fourth Proportional to 308,939.48, 463,117.04 and 232,920.07

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Solution

The fourth proportional to 308,939.48, 463,117.04 and 232,920.07 is: 349,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,939.48 : 463,117.04 = 232,920.07 : x
  2. Step 2: Convert to fraction form
    308,939.48/463,117.04 = 232,920.07/x
  3. Step 3: Cross multiply
    308,939.48x = 463,117.04 × 232,920.07
  4. Step 4: Simplify right side
    308,939.48x = 107,869,255,841.26
  5. Step 5: Solve for x
    x = 107,869,255,841.26/308,939.48
  6. Step 6: Final answer
    x = 349,159.82

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1.5x scale

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.