Home / 352,828.60-528,368.10-282,844.60

Finding the Fourth Proportional to 352,828.60, 528,368.10 and 282,844.60

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Solution

The fourth proportional to 352,828.60, 528,368.10 and 282,844.60 is: 423,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,828.60 : 528,368.10 = 282,844.60 : x
  2. Step 2: Convert to fraction form
    352,828.60/528,368.10 = 282,844.60/x
  3. Step 3: Cross multiply
    352,828.60x = 528,368.10 × 282,844.60
  4. Step 4: Simplify right side
    352,828.60x = 149,446,063,897.26
  5. Step 5: Solve for x
    x = 149,446,063,897.26/352,828.60
  6. Step 6: Final answer
    x = 423,565.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.