Home / 405,739.02-559,909.70-224,461.02

Finding the Fourth Proportional to 405,739.02, 559,909.70 and 224,461.02

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Solution

The fourth proportional to 405,739.02, 559,909.70 and 224,461.02 is: 309,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,739.02 : 559,909.70 = 224,461.02 : x
  2. Step 2: Convert to fraction form
    405,739.02/559,909.70 = 224,461.02/x
  3. Step 3: Cross multiply
    405,739.02x = 559,909.70 × 224,461.02
  4. Step 4: Simplify right side
    405,739.02x = 125,677,902,369.89
  5. Step 5: Solve for x
    x = 125,677,902,369.89/405,739.02
  6. Step 6: Final answer
    x = 309,750.59

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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.