Home / 688,570.98-1,032,774.21-183,168.96

Finding the Fourth Proportional to 688,570.98, 1,032,774.21 and 183,168.96

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Solution

The fourth proportional to 688,570.98, 1,032,774.21 and 183,168.96 is: 274,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,570.98 : 1,032,774.21 = 183,168.96 : x
  2. Step 2: Convert to fraction form
    688,570.98/1,032,774.21 = 183,168.96/x
  3. Step 3: Cross multiply
    688,570.98x = 1,032,774.21 × 183,168.96
  4. Step 4: Simplify right side
    688,570.98x = 189,172,177,960.52
  5. Step 5: Solve for x
    x = 189,172,177,960.52/688,570.98
  6. Step 6: Final answer
    x = 274,731.56

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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.