Home / 1,429,330.41-2,143,934.10-364,340.70

Finding the Fourth Proportional to 1,429,330.41, 2,143,934.10 and 364,340.70

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Solution

The fourth proportional to 1,429,330.41, 2,143,934.10 and 364,340.70 is: 546,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,330.41 : 2,143,934.10 = 364,340.70 : x
  2. Step 2: Convert to fraction form
    1,429,330.41/2,143,934.10 = 364,340.70/x
  3. Step 3: Cross multiply
    1,429,330.41x = 2,143,934.10 × 364,340.70
  4. Step 4: Simplify right side
    1,429,330.41x = 781,122,450,747.87
  5. Step 5: Solve for x
    x = 781,122,450,747.87/1,429,330.41
  6. Step 6: Final answer
    x = 546,495.37

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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.