Home / 424,867.86-586,325.10-231,281.12

Finding the Fourth Proportional to 424,867.86, 586,325.10 and 231,281.12

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Solution

The fourth proportional to 424,867.86, 586,325.10 and 231,281.12 is: 319,172.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,867.86 : 586,325.10 = 231,281.12 : x
  2. Step 2: Convert to fraction form
    424,867.86/586,325.10 = 231,281.12/x
  3. Step 3: Cross multiply
    424,867.86x = 586,325.10 × 231,281.12
  4. Step 4: Simplify right side
    424,867.86x = 135,605,925,812.11
  5. Step 5: Solve for x
    x = 135,605,925,812.11/424,867.86
  6. Step 6: Final answer
    x = 319,172.00

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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.