Home / 1,033,261.91-1,549,897.81-313,609.86

Finding the Fourth Proportional to 1,033,261.91, 1,549,897.81 and 313,609.86

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Solution

The fourth proportional to 1,033,261.91, 1,549,897.81 and 313,609.86 is: 470,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,261.91 : 1,549,897.81 = 313,609.86 : x
  2. Step 2: Convert to fraction form
    1,033,261.91/1,549,897.81 = 313,609.86/x
  3. Step 3: Cross multiply
    1,033,261.91x = 1,549,897.81 × 313,609.86
  4. Step 4: Simplify right side
    1,033,261.91x = 486,063,235,208.41
  5. Step 5: Solve for x
    x = 486,063,235,208.41/1,033,261.91
  6. Step 6: Final answer
    x = 470,416.29

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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.