Home / 788,085.88-1,087,585.21-466,072

Finding the Fourth Proportional to 788,085.88, 1,087,585.21 and 466,072

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Solution

The fourth proportional to 788,085.88, 1,087,585.21 and 466,072 is: 643,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,085.88 : 1,087,585.21 = 466,072 : x
  2. Step 2: Convert to fraction form
    788,085.88/1,087,585.21 = 466,072/x
  3. Step 3: Cross multiply
    788,085.88x = 1,087,585.21 × 466,072
  4. Step 4: Simplify right side
    788,085.88x = 506,893,013,995.12
  5. Step 5: Solve for x
    x = 506,893,013,995.12/788,085.88
  6. Step 6: Final answer
    x = 643,195.15

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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.