Home / 389,048.10-583,406.84-152,353.14

Finding the Fourth Proportional to 389,048.10, 583,406.84 and 152,353.14

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Solution

The fourth proportional to 389,048.10, 583,406.84 and 152,353.14 is: 228,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,048.10 : 583,406.84 = 152,353.14 : x
  2. Step 2: Convert to fraction form
    389,048.10/583,406.84 = 152,353.14/x
  3. Step 3: Cross multiply
    389,048.10x = 583,406.84 × 152,353.14
  4. Step 4: Simplify right side
    389,048.10x = 88,883,863,971.48
  5. Step 5: Solve for x
    x = 88,883,863,971.48/389,048.10
  6. Step 6: Final answer
    x = 228,464.97

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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.