Home / 423,576.36-584,531.17-229,979.81

Finding the Fourth Proportional to 423,576.36, 584,531.17 and 229,979.81

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Solution

The fourth proportional to 423,576.36, 584,531.17 and 229,979.81 is: 317,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,576.36 : 584,531.17 = 229,979.81 : x
  2. Step 2: Convert to fraction form
    423,576.36/584,531.17 = 229,979.81/x
  3. Step 3: Cross multiply
    423,576.36x = 584,531.17 × 229,979.81
  4. Step 4: Simplify right side
    423,576.36x = 134,430,368,302.06
  5. Step 5: Solve for x
    x = 134,430,368,302.06/423,576.36
  6. Step 6: Final answer
    x = 317,369.86

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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.