Home / 389,059.97-583,424.70-152,365.01

Finding the Fourth Proportional to 389,059.97, 583,424.70 and 152,365.01

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Solution

The fourth proportional to 389,059.97, 583,424.70 and 152,365.01 is: 228,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,059.97 : 583,424.70 = 152,365.01 : x
  2. Step 2: Convert to fraction form
    389,059.97/583,424.70 = 152,365.01/x
  3. Step 3: Cross multiply
    389,059.97x = 583,424.70 × 152,365.01
  4. Step 4: Simplify right side
    389,059.97x = 88,893,507,332.62
  5. Step 5: Solve for x
    x = 88,893,507,332.62/389,059.97
  6. Step 6: Final answer
    x = 228,482.79

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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.