Home / 340,038.93-469,253.75-187,073.85

Finding the Fourth Proportional to 340,038.93, 469,253.75 and 187,073.85

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Solution

The fourth proportional to 340,038.93, 469,253.75 and 187,073.85 is: 258,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,038.93 : 469,253.75 = 187,073.85 : x
  2. Step 2: Convert to fraction form
    340,038.93/469,253.75 = 187,073.85/x
  3. Step 3: Cross multiply
    340,038.93x = 469,253.75 × 187,073.85
  4. Step 4: Simplify right side
    340,038.93x = 87,785,104,704.07
  5. Step 5: Solve for x
    x = 87,785,104,704.07/340,038.93
  6. Step 6: Final answer
    x = 258,161.92

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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.