Home / 910,291.86-1,365,467.04-311,228.82

Finding the Fourth Proportional to 910,291.86, 1,365,467.04 and 311,228.82

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Solution

The fourth proportional to 910,291.86, 1,365,467.04 and 311,228.82 is: 466,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,291.86 : 1,365,467.04 = 311,228.82 : x
  2. Step 2: Convert to fraction form
    910,291.86/1,365,467.04 = 311,228.82/x
  3. Step 3: Cross multiply
    910,291.86x = 1,365,467.04 × 311,228.82
  4. Step 4: Simplify right side
    910,291.86x = 424,972,695,608.09
  5. Step 5: Solve for x
    x = 424,972,695,608.09/910,291.86
  6. Step 6: Final answer
    x = 466,853.23

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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.