Home / 912,329.04-1,368,566.52-313,049.04

Finding the Fourth Proportional to 912,329.04, 1,368,566.52 and 313,049.04

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Solution

The fourth proportional to 912,329.04, 1,368,566.52 and 313,049.04 is: 469,598.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,329.04 : 1,368,566.52 = 313,049.04 : x
  2. Step 2: Convert to fraction form
    912,329.04/1,368,566.52 = 313,049.04/x
  3. Step 3: Cross multiply
    912,329.04x = 1,368,566.52 × 313,049.04
  4. Step 4: Simplify right side
    912,329.04x = 428,428,435,262.14
  5. Step 5: Solve for x
    x = 428,428,435,262.14/912,329.04
  6. Step 6: Final answer
    x = 469,598.59

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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.