Home / 528,021.90-792,032.85-304,073.10

Finding the Fourth Proportional to 528,021.90, 792,032.85 and 304,073.10

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Solution

The fourth proportional to 528,021.90, 792,032.85 and 304,073.10 is: 456,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,021.90 : 792,032.85 = 304,073.10 : x
  2. Step 2: Convert to fraction form
    528,021.90/792,032.85 = 304,073.10/x
  3. Step 3: Cross multiply
    528,021.90x = 792,032.85 × 304,073.10
  4. Step 4: Simplify right side
    528,021.90x = 240,835,884,001.34
  5. Step 5: Solve for x
    x = 240,835,884,001.34/528,021.90
  6. Step 6: Final answer
    x = 456,109.65

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Similar ratio
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1.5x scale

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.