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Finding the Fourth Proportional to 692,753.40, 967,492.80 and 692,753.40

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Solution

The fourth proportional to 692,753.40, 967,492.80 and 692,753.40 is: 967,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,753.40 : 967,492.80 = 692,753.40 : x
  2. Step 2: Convert to fraction form
    692,753.40/967,492.80 = 692,753.40/x
  3. Step 3: Cross multiply
    692,753.40x = 967,492.80 × 692,753.40
  4. Step 4: Simplify right side
    692,753.40x = 670,233,926,675.52
  5. Step 5: Solve for x
    x = 670,233,926,675.52/692,753.40
  6. Step 6: Final answer
    x = 967,492.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.