Home / 402,111.11-554,922.63-230,045.24

Finding the Fourth Proportional to 402,111.11, 554,922.63 and 230,045.24

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Solution

The fourth proportional to 402,111.11, 554,922.63 and 230,045.24 is: 317,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,111.11 : 554,922.63 = 230,045.24 : x
  2. Step 2: Convert to fraction form
    402,111.11/554,922.63 = 230,045.24/x
  3. Step 3: Cross multiply
    402,111.11x = 554,922.63 × 230,045.24
  4. Step 4: Simplify right side
    402,111.11x = 127,657,306,825.17
  5. Step 5: Solve for x
    x = 127,657,306,825.17/402,111.11
  6. Step 6: Final answer
    x = 317,467.75

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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.