Home / 645,038.51-967,594.68-195,774.04

Finding the Fourth Proportional to 645,038.51, 967,594.68 and 195,774.04

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Solution

The fourth proportional to 645,038.51, 967,594.68 and 195,774.04 is: 293,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,038.51 : 967,594.68 = 195,774.04 : x
  2. Step 2: Convert to fraction form
    645,038.51/967,594.68 = 195,774.04/x
  3. Step 3: Cross multiply
    645,038.51x = 967,594.68 × 195,774.04
  4. Step 4: Simplify right side
    645,038.51x = 189,429,914,748.13
  5. Step 5: Solve for x
    x = 189,429,914,748.13/645,038.51
  6. Step 6: Final answer
    x = 293,672.26

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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.