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Finding the Fourth Proportional to 700,611, 966,847.02 and 382,659

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Solution

The fourth proportional to 700,611, 966,847.02 and 382,659 is: 528,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,611 : 966,847.02 = 382,659 : x
  2. Step 2: Convert to fraction form
    700,611/966,847.02 = 382,659/x
  3. Step 3: Cross multiply
    700,611x = 966,847.02 × 382,659
  4. Step 4: Simplify right side
    700,611x = 369,972,713,826.18
  5. Step 5: Solve for x
    x = 369,972,713,826.18/700,611
  6. Step 6: Final answer
    x = 528,071.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.