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Finding the Fourth Proportional to 424,801.58, 586,221.60 and 233,810.84

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Solution

The fourth proportional to 424,801.58, 586,221.60 and 233,810.84 is: 322,656.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,801.58 : 586,221.60 = 233,810.84 : x
  2. Step 2: Convert to fraction form
    424,801.58/586,221.60 = 233,810.84/x
  3. Step 3: Cross multiply
    424,801.58x = 586,221.60 × 233,810.84
  4. Step 4: Simplify right side
    424,801.58x = 137,064,964,722.14
  5. Step 5: Solve for x
    x = 137,064,964,722.14/424,801.58
  6. Step 6: Final answer
    x = 322,656.44

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Double scale
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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.