Home / 849,927.62-1,275,026.76-281,329.49

Finding the Fourth Proportional to 849,927.62, 1,275,026.76 and 281,329.49

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Solution

The fourth proportional to 849,927.62, 1,275,026.76 and 281,329.49 is: 422,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,927.62 : 1,275,026.76 = 281,329.49 : x
  2. Step 2: Convert to fraction form
    849,927.62/1,275,026.76 = 281,329.49/x
  3. Step 3: Cross multiply
    849,927.62x = 1,275,026.76 × 281,329.49
  4. Step 4: Simplify right side
    849,927.62x = 358,702,621,752.02
  5. Step 5: Solve for x
    x = 358,702,621,752.02/849,927.62
  6. Step 6: Final answer
    x = 422,039.02

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1.5x scale

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.