Home / 405,618.64-607,998.93-152,789.74

Finding the Fourth Proportional to 405,618.64, 607,998.93 and 152,789.74

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Solution

The fourth proportional to 405,618.64, 607,998.93 and 152,789.74 is: 229,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,618.64 : 607,998.93 = 152,789.74 : x
  2. Step 2: Convert to fraction form
    405,618.64/607,998.93 = 152,789.74/x
  3. Step 3: Cross multiply
    405,618.64x = 607,998.93 × 152,789.74
  4. Step 4: Simplify right side
    405,618.64x = 92,895,998,434.98
  5. Step 5: Solve for x
    x = 92,895,998,434.98/405,618.64
  6. Step 6: Final answer
    x = 229,023.00

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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.