Home / 405,501.52-559,543.26-224,188.96

Finding the Fourth Proportional to 405,501.52, 559,543.26 and 224,188.96

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Solution

The fourth proportional to 405,501.52, 559,543.26 and 224,188.96 is: 309,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,501.52 : 559,543.26 = 224,188.96 : x
  2. Step 2: Convert to fraction form
    405,501.52/559,543.26 = 224,188.96/x
  3. Step 3: Cross multiply
    405,501.52x = 559,543.26 × 224,188.96
  4. Step 4: Simplify right side
    405,501.52x = 125,443,421,534.41
  5. Step 5: Solve for x
    x = 125,443,421,534.41/405,501.52
  6. Step 6: Final answer
    x = 309,353.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.