Home / 458,581.48-632,839.14-254,631.40

Finding the Fourth Proportional to 458,581.48, 632,839.14 and 254,631.40

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Solution

The fourth proportional to 458,581.48, 632,839.14 and 254,631.40 is: 351,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,581.48 : 632,839.14 = 254,631.40 : x
  2. Step 2: Convert to fraction form
    458,581.48/632,839.14 = 254,631.40/x
  3. Step 3: Cross multiply
    458,581.48x = 632,839.14 × 254,631.40
  4. Step 4: Simplify right side
    458,581.48x = 161,140,716,193.00
  5. Step 5: Solve for x
    x = 161,140,716,193.00/458,581.48
  6. Step 6: Final answer
    x = 351,389.50

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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.