Home / 424,868.16-586,325.52-231,281.44

Finding the Fourth Proportional to 424,868.16, 586,325.52 and 231,281.44

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Solution

The fourth proportional to 424,868.16, 586,325.52 and 231,281.44 is: 319,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,868.16 : 586,325.52 = 231,281.44 : x
  2. Step 2: Convert to fraction form
    424,868.16/586,325.52 = 231,281.44/x
  3. Step 3: Cross multiply
    424,868.16x = 586,325.52 × 231,281.44
  4. Step 4: Simplify right side
    424,868.16x = 135,606,207,642.72
  5. Step 5: Solve for x
    x = 135,606,207,642.72/424,868.16
  6. Step 6: Final answer
    x = 319,172.44

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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.