Home / 692,398.98-1,038,494.57-219,022.83

Finding the Fourth Proportional to 692,398.98, 1,038,494.57 and 219,022.83

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Solution

The fourth proportional to 692,398.98, 1,038,494.57 and 219,022.83 is: 328,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,398.98 : 1,038,494.57 = 219,022.83 : x
  2. Step 2: Convert to fraction form
    692,398.98/1,038,494.57 = 219,022.83/x
  3. Step 3: Cross multiply
    692,398.98x = 1,038,494.57 × 219,022.83
  4. Step 4: Simplify right side
    692,398.98x = 227,454,019,661.03
  5. Step 5: Solve for x
    x = 227,454,019,661.03/692,398.98
  6. Step 6: Final answer
    x = 328,501.38

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1.5x scale

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.