Home / 903,788.16-1,355,626.55-371,295.38

Finding the Fourth Proportional to 903,788.16, 1,355,626.55 and 371,295.38

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Solution

The fourth proportional to 903,788.16, 1,355,626.55 and 371,295.38 is: 556,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,788.16 : 1,355,626.55 = 371,295.38 : x
  2. Step 2: Convert to fraction form
    903,788.16/1,355,626.55 = 371,295.38/x
  3. Step 3: Cross multiply
    903,788.16x = 1,355,626.55 × 371,295.38
  4. Step 4: Simplify right side
    903,788.16x = 503,337,866,385.73
  5. Step 5: Solve for x
    x = 503,337,866,385.73/903,788.16
  6. Step 6: Final answer
    x = 556,920.18

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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.