Home / 735,527.50-1,015,041.28-408,871.06

Finding the Fourth Proportional to 735,527.50, 1,015,041.28 and 408,871.06

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Solution

The fourth proportional to 735,527.50, 1,015,041.28 and 408,871.06 is: 564,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,527.50 : 1,015,041.28 = 408,871.06 : x
  2. Step 2: Convert to fraction form
    735,527.50/1,015,041.28 = 408,871.06/x
  3. Step 3: Cross multiply
    735,527.50x = 1,015,041.28 × 408,871.06
  4. Step 4: Simplify right side
    735,527.50x = 415,021,004,097.36
  5. Step 5: Solve for x
    x = 415,021,004,097.36/735,527.50
  6. Step 6: Final answer
    x = 564,249.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.