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Finding the Fourth Proportional to 522,273.33, 720,957.66 and 352,737.09

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Solution

The fourth proportional to 522,273.33, 720,957.66 and 352,737.09 is: 486,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,273.33 : 720,957.66 = 352,737.09 : x
  2. Step 2: Convert to fraction form
    522,273.33/720,957.66 = 352,737.09/x
  3. Step 3: Cross multiply
    522,273.33x = 720,957.66 × 352,737.09
  4. Step 4: Simplify right side
    522,273.33x = 254,308,507,001.61
  5. Step 5: Solve for x
    x = 254,308,507,001.61/522,273.33
  6. Step 6: Final answer
    x = 486,926.08

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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.