Home / 424,313.56-585,552-243,084.16

Finding the Fourth Proportional to 424,313.56, 585,552 and 243,084.16

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Solution

The fourth proportional to 424,313.56, 585,552 and 243,084.16 is: 335,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,313.56 : 585,552 = 243,084.16 : x
  2. Step 2: Convert to fraction form
    424,313.56/585,552 = 243,084.16/x
  3. Step 3: Cross multiply
    424,313.56x = 585,552 × 243,084.16
  4. Step 4: Simplify right side
    424,313.56x = 142,338,416,056.32
  5. Step 5: Solve for x
    x = 142,338,416,056.32/424,313.56
  6. Step 6: Final answer
    x = 335,455.73

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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.