Home / 405,564.14-608,251.84-152,870.06

Finding the Fourth Proportional to 405,564.14, 608,251.84 and 152,870.06

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Solution

The fourth proportional to 405,564.14, 608,251.84 and 152,870.06 is: 229,269.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,564.14 : 608,251.84 = 152,870.06 : x
  2. Step 2: Convert to fraction form
    405,564.14/608,251.84 = 152,870.06/x
  3. Step 3: Cross multiply
    405,564.14x = 608,251.84 × 152,870.06
  4. Step 4: Simplify right side
    405,564.14x = 92,983,495,275.91
  5. Step 5: Solve for x
    x = 92,983,495,275.91/405,564.14
  6. Step 6: Final answer
    x = 229,269.52

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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.