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Finding the Fourth Proportional to 734,710.40, 1,102,065.60 and 730,044.80

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Solution

The fourth proportional to 734,710.40, 1,102,065.60 and 730,044.80 is: 1,095,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,710.40 : 1,102,065.60 = 730,044.80 : x
  2. Step 2: Convert to fraction form
    734,710.40/1,102,065.60 = 730,044.80/x
  3. Step 3: Cross multiply
    734,710.40x = 1,102,065.60 × 730,044.80
  4. Step 4: Simplify right side
    734,710.40x = 804,557,260,538.88
  5. Step 5: Solve for x
    x = 804,557,260,538.88/734,710.40
  6. Step 6: Final answer
    x = 1,095,067.20

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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.