Home / 588,054.78-811,478.19-346,290.63

Finding the Fourth Proportional to 588,054.78, 811,478.19 and 346,290.63

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Solution

The fourth proportional to 588,054.78, 811,478.19 and 346,290.63 is: 477,859.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,054.78 : 811,478.19 = 346,290.63 : x
  2. Step 2: Convert to fraction form
    588,054.78/811,478.19 = 346,290.63/x
  3. Step 3: Cross multiply
    588,054.78x = 811,478.19 × 346,290.63
  4. Step 4: Simplify right side
    588,054.78x = 281,007,293,646.36
  5. Step 5: Solve for x
    x = 281,007,293,646.36/588,054.78
  6. Step 6: Final answer
    x = 477,859.04

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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.