Home / 405,246.27-607,885.81-152,500.15

Finding the Fourth Proportional to 405,246.27, 607,885.81 and 152,500.15

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Solution

The fourth proportional to 405,246.27, 607,885.81 and 152,500.15 is: 228,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,246.27 : 607,885.81 = 152,500.15 : x
  2. Step 2: Convert to fraction form
    405,246.27/607,885.81 = 152,500.15/x
  3. Step 3: Cross multiply
    405,246.27x = 607,885.81 × 152,500.15
  4. Step 4: Simplify right side
    405,246.27x = 92,702,678,444.29
  5. Step 5: Solve for x
    x = 92,702,678,444.29/405,246.27
  6. Step 6: Final answer
    x = 228,756.40

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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.