Home / 835,492.95-1,252,850.62-302,992.47

Finding the Fourth Proportional to 835,492.95, 1,252,850.62 and 302,992.47

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Solution

The fourth proportional to 835,492.95, 1,252,850.62 and 302,992.47 is: 454,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,492.95 : 1,252,850.62 = 302,992.47 : x
  2. Step 2: Convert to fraction form
    835,492.95/1,252,850.62 = 302,992.47/x
  3. Step 3: Cross multiply
    835,492.95x = 1,252,850.62 × 302,992.47
  4. Step 4: Simplify right side
    835,492.95x = 379,604,296,873.10
  5. Step 5: Solve for x
    x = 379,604,296,873.10/835,492.95
  6. Step 6: Final answer
    x = 454,347.70

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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.