Home / 709,527.20-1,064,809.20-499,575.20

Finding the Fourth Proportional to 709,527.20, 1,064,809.20 and 499,575.20

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Solution

The fourth proportional to 709,527.20, 1,064,809.20 and 499,575.20 is: 749,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,527.20 : 1,064,809.20 = 499,575.20 : x
  2. Step 2: Convert to fraction form
    709,527.20/1,064,809.20 = 499,575.20/x
  3. Step 3: Cross multiply
    709,527.20x = 1,064,809.20 × 499,575.20
  4. Step 4: Simplify right side
    709,527.20x = 531,952,269,051.84
  5. Step 5: Solve for x
    x = 531,952,269,051.84/709,527.20
  6. Step 6: Final answer
    x = 749,727.80

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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.