Home / 804,875.31-1,207,349.64-569,269.80

Finding the Fourth Proportional to 804,875.31, 1,207,349.64 and 569,269.80

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Solution

The fourth proportional to 804,875.31, 1,207,349.64 and 569,269.80 is: 853,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,875.31 : 1,207,349.64 = 569,269.80 : x
  2. Step 2: Convert to fraction form
    804,875.31/1,207,349.64 = 569,269.80/x
  3. Step 3: Cross multiply
    804,875.31x = 1,207,349.64 × 569,269.80
  4. Step 4: Simplify right side
    804,875.31x = 687,307,688,092.87
  5. Step 5: Solve for x
    x = 687,307,688,092.87/804,875.31
  6. Step 6: Final answer
    x = 853,930.64

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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.