Home / 407,558.12-562,432.23-254,685.13

Finding the Fourth Proportional to 407,558.12, 562,432.23 and 254,685.13

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Solution

The fourth proportional to 407,558.12, 562,432.23 and 254,685.13 is: 351,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,558.12 : 562,432.23 = 254,685.13 : x
  2. Step 2: Convert to fraction form
    407,558.12/562,432.23 = 254,685.13/x
  3. Step 3: Cross multiply
    407,558.12x = 562,432.23 × 254,685.13
  4. Step 4: Simplify right side
    407,558.12x = 143,243,124,207.66
  5. Step 5: Solve for x
    x = 143,243,124,207.66/407,558.12
  6. Step 6: Final answer
    x = 351,466.75

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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.