Home / 976,801.80-1,465,202.70-528,904.20

Finding the Fourth Proportional to 976,801.80, 1,465,202.70 and 528,904.20

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Solution

The fourth proportional to 976,801.80, 1,465,202.70 and 528,904.20 is: 793,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,801.80 : 1,465,202.70 = 528,904.20 : x
  2. Step 2: Convert to fraction form
    976,801.80/1,465,202.70 = 528,904.20/x
  3. Step 3: Cross multiply
    976,801.80x = 1,465,202.70 × 528,904.20
  4. Step 4: Simplify right side
    976,801.80x = 774,951,861,881.34
  5. Step 5: Solve for x
    x = 774,951,861,881.34/976,801.80
  6. Step 6: Final answer
    x = 793,356.30

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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.