Home / 1,038,349.34-1,557,513.63-328,377.50

Finding the Fourth Proportional to 1,038,349.34, 1,557,513.63 and 328,377.50

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Solution

The fourth proportional to 1,038,349.34, 1,557,513.63 and 328,377.50 is: 492,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,349.34 : 1,557,513.63 = 328,377.50 : x
  2. Step 2: Convert to fraction form
    1,038,349.34/1,557,513.63 = 328,377.50/x
  3. Step 3: Cross multiply
    1,038,349.34x = 1,557,513.63 × 328,377.50
  4. Step 4: Simplify right side
    1,038,349.34x = 511,452,432,035.33
  5. Step 5: Solve for x
    x = 511,452,432,035.33/1,038,349.34
  6. Step 6: Final answer
    x = 492,562.97

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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.