Home / 905,298.45-1,358,570.46-372,819.42

Finding the Fourth Proportional to 905,298.45, 1,358,570.46 and 372,819.42

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Solution

The fourth proportional to 905,298.45, 1,358,570.46 and 372,819.42 is: 559,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,298.45 : 1,358,570.46 = 372,819.42 : x
  2. Step 2: Convert to fraction form
    905,298.45/1,358,570.46 = 372,819.42/x
  3. Step 3: Cross multiply
    905,298.45x = 1,358,570.46 × 372,819.42
  4. Step 4: Simplify right side
    905,298.45x = 506,501,450,926.33
  5. Step 5: Solve for x
    x = 506,501,450,926.33/905,298.45
  6. Step 6: Final answer
    x = 559,485.60

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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.