Home / 607,370.86-837,819.97-392,510.93

Finding the Fourth Proportional to 607,370.86, 837,819.97 and 392,510.93

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Solution

The fourth proportional to 607,370.86, 837,819.97 and 392,510.93 is: 541,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,370.86 : 837,819.97 = 392,510.93 : x
  2. Step 2: Convert to fraction form
    607,370.86/837,819.97 = 392,510.93/x
  3. Step 3: Cross multiply
    607,370.86x = 837,819.97 × 392,510.93
  4. Step 4: Simplify right side
    607,370.86x = 328,853,492,240.56
  5. Step 5: Solve for x
    x = 328,853,492,240.56/607,370.86
  6. Step 6: Final answer
    x = 541,437.71

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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.