Home / 804,583.30-1,205,492.55-424,941.70

Finding the Fourth Proportional to 804,583.30, 1,205,492.55 and 424,941.70

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Solution

The fourth proportional to 804,583.30, 1,205,492.55 and 424,941.70 is: 636,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,583.30 : 1,205,492.55 = 424,941.70 : x
  2. Step 2: Convert to fraction form
    804,583.30/1,205,492.55 = 424,941.70/x
  3. Step 3: Cross multiply
    804,583.30x = 1,205,492.55 × 424,941.70
  4. Step 4: Simplify right side
    804,583.30x = 512,264,053,534.34
  5. Step 5: Solve for x
    x = 512,264,053,534.34/804,583.30
  6. Step 6: Final answer
    x = 636,682.43

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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.