Home / 1,208,808.02-1,812,587.96-355,768.83

Finding the Fourth Proportional to 1,208,808.02, 1,812,587.96 and 355,768.83

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Solution

The fourth proportional to 1,208,808.02, 1,812,587.96 and 355,768.83 is: 533,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,808.02 : 1,812,587.96 = 355,768.83 : x
  2. Step 2: Convert to fraction form
    1,208,808.02/1,812,587.96 = 355,768.83/x
  3. Step 3: Cross multiply
    1,208,808.02x = 1,812,587.96 × 355,768.83
  4. Step 4: Simplify right side
    1,208,808.02x = 644,862,298,690.71
  5. Step 5: Solve for x
    x = 644,862,298,690.71/1,208,808.02
  6. Step 6: Final answer
    x = 533,469.57

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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.