Home / 804,829.02-1,208,267.84-521,704.18

Finding the Fourth Proportional to 804,829.02, 1,208,267.84 and 521,704.18

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Solution

The fourth proportional to 804,829.02, 1,208,267.84 and 521,704.18 is: 783,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,829.02 : 1,208,267.84 = 521,704.18 : x
  2. Step 2: Convert to fraction form
    804,829.02/1,208,267.84 = 521,704.18/x
  3. Step 3: Cross multiply
    804,829.02x = 1,208,267.84 × 521,704.18
  4. Step 4: Simplify right side
    804,829.02x = 630,358,382,687.57
  5. Step 5: Solve for x
    x = 630,358,382,687.57/804,829.02
  6. Step 6: Final answer
    x = 783,220.25

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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.