Home / 1,038,348.84-1,557,512.88-328,377

Finding the Fourth Proportional to 1,038,348.84, 1,557,512.88 and 328,377

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Solution

The fourth proportional to 1,038,348.84, 1,557,512.88 and 328,377 is: 492,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,348.84 : 1,557,512.88 = 328,377 : x
  2. Step 2: Convert to fraction form
    1,038,348.84/1,557,512.88 = 328,377/x
  3. Step 3: Cross multiply
    1,038,348.84x = 1,557,512.88 × 328,377
  4. Step 4: Simplify right side
    1,038,348.84x = 511,451,406,995.76
  5. Step 5: Solve for x
    x = 511,451,406,995.76/1,038,348.84
  6. Step 6: Final answer
    x = 492,562.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.