Home / 262,923.71-362,909.05-155,531.08

Finding the Fourth Proportional to 262,923.71, 362,909.05 and 155,531.08

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Solution

The fourth proportional to 262,923.71, 362,909.05 and 155,531.08 is: 214,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,923.71 : 362,909.05 = 155,531.08 : x
  2. Step 2: Convert to fraction form
    262,923.71/362,909.05 = 155,531.08/x
  3. Step 3: Cross multiply
    262,923.71x = 362,909.05 × 155,531.08
  4. Step 4: Simplify right side
    262,923.71x = 56,443,636,488.27
  5. Step 5: Solve for x
    x = 56,443,636,488.27/262,923.71
  6. Step 6: Final answer
    x = 214,676.86

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1.5x scale

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.