Home / 424,317.56-585,557.43-243,088.16

Finding the Fourth Proportional to 424,317.56, 585,557.43 and 243,088.16

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Solution

The fourth proportional to 424,317.56, 585,557.43 and 243,088.16 is: 335,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,317.56 : 585,557.43 = 243,088.16 : x
  2. Step 2: Convert to fraction form
    424,317.56/585,557.43 = 243,088.16/x
  3. Step 3: Cross multiply
    424,317.56x = 585,557.43 × 243,088.16
  4. Step 4: Simplify right side
    424,317.56x = 142,342,078,233.03
  5. Step 5: Solve for x
    x = 142,342,078,233.03/424,317.56
  6. Step 6: Final answer
    x = 335,461.20

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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.