Home / 759,564.92-1,047,364.94-487,530.07

Finding the Fourth Proportional to 759,564.92, 1,047,364.94 and 487,530.07

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Solution

The fourth proportional to 759,564.92, 1,047,364.94 and 487,530.07 is: 672,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,564.92 : 1,047,364.94 = 487,530.07 : x
  2. Step 2: Convert to fraction form
    759,564.92/1,047,364.94 = 487,530.07/x
  3. Step 3: Cross multiply
    759,564.92x = 1,047,364.94 × 487,530.07
  4. Step 4: Simplify right side
    759,564.92x = 510,621,894,839.27
  5. Step 5: Solve for x
    x = 510,621,894,839.27/759,564.92
  6. Step 6: Final answer
    x = 672,255.76

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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.