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Finding the Fourth Proportional to 607,091.80, 910,636.80 and 180,625.72

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Solution

The fourth proportional to 607,091.80, 910,636.80 and 180,625.72 is: 270,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,091.80 : 910,636.80 = 180,625.72 : x
  2. Step 2: Convert to fraction form
    607,091.80/910,636.80 = 180,625.72/x
  3. Step 3: Cross multiply
    607,091.80x = 910,636.80 × 180,625.72
  4. Step 4: Simplify right side
    607,091.80x = 164,484,427,658.50
  5. Step 5: Solve for x
    x = 164,484,427,658.50/607,091.80
  6. Step 6: Final answer
    x = 270,938.31

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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.