Home / 1,195,308.65-1,793,314.74-385,677.87

Finding the Fourth Proportional to 1,195,308.65, 1,793,314.74 and 385,677.87

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Solution

The fourth proportional to 1,195,308.65, 1,793,314.74 and 385,677.87 is: 578,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,308.65 : 1,793,314.74 = 385,677.87 : x
  2. Step 2: Convert to fraction form
    1,195,308.65/1,793,314.74 = 385,677.87/x
  3. Step 3: Cross multiply
    1,195,308.65x = 1,793,314.74 × 385,677.87
  4. Step 4: Simplify right side
    1,195,308.65x = 691,641,813,646.09
  5. Step 5: Solve for x
    x = 691,641,813,646.09/1,195,308.65
  6. Step 6: Final answer
    x = 578,630.31

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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.