Home / 976,507.28-1,463,365.11-549,146.07

Finding the Fourth Proportional to 976,507.28, 1,463,365.11 and 549,146.07

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Solution

The fourth proportional to 976,507.28, 1,463,365.11 and 549,146.07 is: 822,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,507.28 : 1,463,365.11 = 549,146.07 : x
  2. Step 2: Convert to fraction form
    976,507.28/1,463,365.11 = 549,146.07/x
  3. Step 3: Cross multiply
    976,507.28x = 1,463,365.11 × 549,146.07
  4. Step 4: Simplify right side
    976,507.28x = 803,601,189,069.06
  5. Step 5: Solve for x
    x = 803,601,189,069.06/976,507.28
  6. Step 6: Final answer
    x = 822,934.15

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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.