Home / 315,588.63-473,634.05-165,916.83

Finding the Fourth Proportional to 315,588.63, 473,634.05 and 165,916.83

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Solution

The fourth proportional to 315,588.63, 473,634.05 and 165,916.83 is: 249,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,588.63 : 473,634.05 = 165,916.83 : x
  2. Step 2: Convert to fraction form
    315,588.63/473,634.05 = 165,916.83/x
  3. Step 3: Cross multiply
    315,588.63x = 473,634.05 × 165,916.83
  4. Step 4: Simplify right side
    315,588.63x = 78,583,859,326.48
  5. Step 5: Solve for x
    x = 78,583,859,326.48/315,588.63
  6. Step 6: Final answer
    x = 249,007.26

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1.5x scale

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.