Home / 804,904.90-1,209,690.15-702,261.70

Finding the Fourth Proportional to 804,904.90, 1,209,690.15 and 702,261.70

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Solution

The fourth proportional to 804,904.90, 1,209,690.15 and 702,261.70 is: 1,055,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,904.90 : 1,209,690.15 = 702,261.70 : x
  2. Step 2: Convert to fraction form
    804,904.90/1,209,690.15 = 702,261.70/x
  3. Step 3: Cross multiply
    804,904.90x = 1,209,690.15 × 702,261.70
  4. Step 4: Simplify right side
    804,904.90x = 849,519,061,212.26
  5. Step 5: Solve for x
    x = 849,519,061,212.26/804,904.90
  6. Step 6: Final answer
    x = 1,055,427.87

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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.