Home / 736,907.70-1,105,361.55-263,630.10

Finding the Fourth Proportional to 736,907.70, 1,105,361.55 and 263,630.10

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Solution

The fourth proportional to 736,907.70, 1,105,361.55 and 263,630.10 is: 395,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,907.70 : 1,105,361.55 = 263,630.10 : x
  2. Step 2: Convert to fraction form
    736,907.70/1,105,361.55 = 263,630.10/x
  3. Step 3: Cross multiply
    736,907.70x = 1,105,361.55 × 263,630.10
  4. Step 4: Simplify right side
    736,907.70x = 291,406,575,962.66
  5. Step 5: Solve for x
    x = 291,406,575,962.66/736,907.70
  6. Step 6: Final answer
    x = 395,445.15

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Double scale
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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.