Home / 588,118.26-811,477.80-346,312.56

Finding the Fourth Proportional to 588,118.26, 811,477.80 and 346,312.56

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Solution

The fourth proportional to 588,118.26, 811,477.80 and 346,312.56 is: 477,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,118.26 : 811,477.80 = 346,312.56 : x
  2. Step 2: Convert to fraction form
    588,118.26/811,477.80 = 346,312.56/x
  3. Step 3: Cross multiply
    588,118.26x = 811,477.80 × 346,312.56
  4. Step 4: Simplify right side
    588,118.26x = 281,024,954,301.17
  5. Step 5: Solve for x
    x = 281,024,954,301.17/588,118.26
  6. Step 6: Final answer
    x = 477,837.49

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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.