Home / 847,992.50-1,272,571.95-349,356.50

Finding the Fourth Proportional to 847,992.50, 1,272,571.95 and 349,356.50

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Solution

The fourth proportional to 847,992.50, 1,272,571.95 and 349,356.50 is: 524,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,992.50 : 1,272,571.95 = 349,356.50 : x
  2. Step 2: Convert to fraction form
    847,992.50/1,272,571.95 = 349,356.50/x
  3. Step 3: Cross multiply
    847,992.50x = 1,272,571.95 × 349,356.50
  4. Step 4: Simplify right side
    847,992.50x = 444,581,282,450.18
  5. Step 5: Solve for x
    x = 444,581,282,450.18/847,992.50
  6. Step 6: Final answer
    x = 524,275.02

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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.