Home / 424,435.02-585,728.06-230,846.64

Finding the Fourth Proportional to 424,435.02, 585,728.06 and 230,846.64

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Solution

The fourth proportional to 424,435.02, 585,728.06 and 230,846.64 is: 318,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,435.02 : 585,728.06 = 230,846.64 : x
  2. Step 2: Convert to fraction form
    424,435.02/585,728.06 = 230,846.64/x
  3. Step 3: Cross multiply
    424,435.02x = 585,728.06 × 230,846.64
  4. Step 4: Simplify right side
    424,435.02x = 135,213,353,450.49
  5. Step 5: Solve for x
    x = 135,213,353,450.49/424,435.02
  6. Step 6: Final answer
    x = 318,572.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.