Home / 1,208,959.76-1,813,374.05-367,445.90

Finding the Fourth Proportional to 1,208,959.76, 1,813,374.05 and 367,445.90

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Solution

The fourth proportional to 1,208,959.76, 1,813,374.05 and 367,445.90 is: 551,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,959.76 : 1,813,374.05 = 367,445.90 : x
  2. Step 2: Convert to fraction form
    1,208,959.76/1,813,374.05 = 367,445.90/x
  3. Step 3: Cross multiply
    1,208,959.76x = 1,813,374.05 × 367,445.90
  4. Step 4: Simplify right side
    1,208,959.76x = 666,316,848,934.80
  5. Step 5: Solve for x
    x = 666,316,848,934.80/1,208,959.76
  6. Step 6: Final answer
    x = 551,148.91

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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.