Home / 803,348.48-1,108,715.52-445,675.52

Finding the Fourth Proportional to 803,348.48, 1,108,715.52 and 445,675.52

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Solution

The fourth proportional to 803,348.48, 1,108,715.52 and 445,675.52 is: 615,084.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,348.48 : 1,108,715.52 = 445,675.52 : x
  2. Step 2: Convert to fraction form
    803,348.48/1,108,715.52 = 445,675.52/x
  3. Step 3: Cross multiply
    803,348.48x = 1,108,715.52 × 445,675.52
  4. Step 4: Simplify right side
    803,348.48x = 494,127,365,908.07
  5. Step 5: Solve for x
    x = 494,127,365,908.07/803,348.48
  6. Step 6: Final answer
    x = 615,084.71

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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.