Home / 958,464.80-1,437,697.20-397,440.80

Finding the Fourth Proportional to 958,464.80, 1,437,697.20 and 397,440.80

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Solution

The fourth proportional to 958,464.80, 1,437,697.20 and 397,440.80 is: 596,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,464.80 : 1,437,697.20 = 397,440.80 : x
  2. Step 2: Convert to fraction form
    958,464.80/1,437,697.20 = 397,440.80/x
  3. Step 3: Cross multiply
    958,464.80x = 1,437,697.20 × 397,440.80
  4. Step 4: Simplify right side
    958,464.80x = 571,399,525,325.76
  5. Step 5: Solve for x
    x = 571,399,525,325.76/958,464.80
  6. Step 6: Final answer
    x = 596,161.20

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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.