Home / 423,905.17-584,999.68-230,312.94

Finding the Fourth Proportional to 423,905.17, 584,999.68 and 230,312.94

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Solution

The fourth proportional to 423,905.17, 584,999.68 and 230,312.94 is: 317,837.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,905.17 : 584,999.68 = 230,312.94 : x
  2. Step 2: Convert to fraction form
    423,905.17/584,999.68 = 230,312.94/x
  3. Step 3: Cross multiply
    423,905.17x = 584,999.68 × 230,312.94
  4. Step 4: Simplify right side
    423,905.17x = 134,732,998,238.14
  5. Step 5: Solve for x
    x = 134,732,998,238.14/423,905.17
  6. Step 6: Final answer
    x = 317,837.59

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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.