Home / 736,865.80-1,105,298.70-263,566.60

Finding the Fourth Proportional to 736,865.80, 1,105,298.70 and 263,566.60

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Solution

The fourth proportional to 736,865.80, 1,105,298.70 and 263,566.60 is: 395,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,865.80 : 1,105,298.70 = 263,566.60 : x
  2. Step 2: Convert to fraction form
    736,865.80/1,105,298.70 = 263,566.60/x
  3. Step 3: Cross multiply
    736,865.80x = 1,105,298.70 × 263,566.60
  4. Step 4: Simplify right side
    736,865.80x = 291,319,820,343.42
  5. Step 5: Solve for x
    x = 291,319,820,343.42/736,865.80
  6. Step 6: Final answer
    x = 395,349.90

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Similar ratio
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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.