Home / 432,461.40-648,690.57-116,918.25

Finding the Fourth Proportional to 432,461.40, 648,690.57 and 116,918.25

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Solution

The fourth proportional to 432,461.40, 648,690.57 and 116,918.25 is: 175,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,461.40 : 648,690.57 = 116,918.25 : x
  2. Step 2: Convert to fraction form
    432,461.40/648,690.57 = 116,918.25/x
  3. Step 3: Cross multiply
    432,461.40x = 648,690.57 × 116,918.25
  4. Step 4: Simplify right side
    432,461.40x = 75,843,766,235.90
  5. Step 5: Solve for x
    x = 75,843,766,235.90/432,461.40
  6. Step 6: Final answer
    x = 175,376.96

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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.