Home / 709,567.67-1,064,491.94-260,292.46

Finding the Fourth Proportional to 709,567.67, 1,064,491.94 and 260,292.46

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Solution

The fourth proportional to 709,567.67, 1,064,491.94 and 260,292.46 is: 390,490.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,567.67 : 1,064,491.94 = 260,292.46 : x
  2. Step 2: Convert to fraction form
    709,567.67/1,064,491.94 = 260,292.46/x
  3. Step 3: Cross multiply
    709,567.67x = 1,064,491.94 × 260,292.46
  4. Step 4: Simplify right side
    709,567.67x = 277,079,228,048.64
  5. Step 5: Solve for x
    x = 277,079,228,048.64/709,567.67
  6. Step 6: Final answer
    x = 390,490.21

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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.