Home / 460,127.44-690,294.84-140,307.58

Finding the Fourth Proportional to 460,127.44, 690,294.84 and 140,307.58

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Solution

The fourth proportional to 460,127.44, 690,294.84 and 140,307.58 is: 210,492.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,127.44 : 690,294.84 = 140,307.58 : x
  2. Step 2: Convert to fraction form
    460,127.44/690,294.84 = 140,307.58/x
  3. Step 3: Cross multiply
    460,127.44x = 690,294.84 × 140,307.58
  4. Step 4: Simplify right side
    460,127.44x = 96,853,598,486.89
  5. Step 5: Solve for x
    x = 96,853,598,486.89/460,127.44
  6. Step 6: Final answer
    x = 210,492.99

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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.