Home / 748,391.60-1,123,297.11-463,219.53

Finding the Fourth Proportional to 748,391.60, 1,123,297.11 and 463,219.53

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Solution

The fourth proportional to 748,391.60, 1,123,297.11 and 463,219.53 is: 695,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,391.60 : 1,123,297.11 = 463,219.53 : x
  2. Step 2: Convert to fraction form
    748,391.60/1,123,297.11 = 463,219.53/x
  3. Step 3: Cross multiply
    748,391.60x = 1,123,297.11 × 463,219.53
  4. Step 4: Simplify right side
    748,391.60x = 520,333,159,344.56
  5. Step 5: Solve for x
    x = 520,333,159,344.56/748,391.60
  6. Step 6: Final answer
    x = 695,268.58

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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.