Home / 510,916.48-766,467.66-173,939.88

Finding the Fourth Proportional to 510,916.48, 766,467.66 and 173,939.88

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Solution

The fourth proportional to 510,916.48, 766,467.66 and 173,939.88 is: 260,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,916.48 : 766,467.66 = 173,939.88 : x
  2. Step 2: Convert to fraction form
    510,916.48/766,467.66 = 173,939.88/x
  3. Step 3: Cross multiply
    510,916.48x = 766,467.66 × 173,939.88
  4. Step 4: Simplify right side
    510,916.48x = 133,319,292,804.28
  5. Step 5: Solve for x
    x = 133,319,292,804.28/510,916.48
  6. Step 6: Final answer
    x = 260,941.46

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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.