Home / 804,876.81-1,207,351.89-569,271.30

Finding the Fourth Proportional to 804,876.81, 1,207,351.89 and 569,271.30

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Solution

The fourth proportional to 804,876.81, 1,207,351.89 and 569,271.30 is: 853,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,876.81 : 1,207,351.89 = 569,271.30 : x
  2. Step 2: Convert to fraction form
    804,876.81/1,207,351.89 = 569,271.30/x
  3. Step 3: Cross multiply
    804,876.81x = 1,207,351.89 × 569,271.30
  4. Step 4: Simplify right side
    804,876.81x = 687,310,779,977.76
  5. Step 5: Solve for x
    x = 687,310,779,977.76/804,876.81
  6. Step 6: Final answer
    x = 853,932.89

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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.