Home / 899,649.22-1,349,848.76-394,572.72

Finding the Fourth Proportional to 899,649.22, 1,349,848.76 and 394,572.72

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Solution

The fourth proportional to 899,649.22, 1,349,848.76 and 394,572.72 is: 592,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,649.22 : 1,349,848.76 = 394,572.72 : x
  2. Step 2: Convert to fraction form
    899,649.22/1,349,848.76 = 394,572.72/x
  3. Step 3: Cross multiply
    899,649.22x = 1,349,848.76 × 394,572.72
  4. Step 4: Simplify right side
    899,649.22x = 532,613,496,821.83
  5. Step 5: Solve for x
    x = 532,613,496,821.83/899,649.22
  6. Step 6: Final answer
    x = 592,023.52

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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.