Home / 1,037,867.10-1,557,010.80-438,827.28

Finding the Fourth Proportional to 1,037,867.10, 1,557,010.80 and 438,827.28

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Solution

The fourth proportional to 1,037,867.10, 1,557,010.80 and 438,827.28 is: 658,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,867.10 : 1,557,010.80 = 438,827.28 : x
  2. Step 2: Convert to fraction form
    1,037,867.10/1,557,010.80 = 438,827.28/x
  3. Step 3: Cross multiply
    1,037,867.10x = 1,557,010.80 × 438,827.28
  4. Step 4: Simplify right side
    1,037,867.10x = 683,258,814,294.62
  5. Step 5: Solve for x
    x = 683,258,814,294.62/1,037,867.10
  6. Step 6: Final answer
    x = 658,329.77

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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.