Home / 446,916.12-616,731.39-253,341.72

Finding the Fourth Proportional to 446,916.12, 616,731.39 and 253,341.72

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Solution

The fourth proportional to 446,916.12, 616,731.39 and 253,341.72 is: 349,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,916.12 : 616,731.39 = 253,341.72 : x
  2. Step 2: Convert to fraction form
    446,916.12/616,731.39 = 253,341.72/x
  3. Step 3: Cross multiply
    446,916.12x = 616,731.39 × 253,341.72
  4. Step 4: Simplify right side
    446,916.12x = 156,243,791,120.59
  5. Step 5: Solve for x
    x = 156,243,791,120.59/446,916.12
  6. Step 6: Final answer
    x = 349,604.29

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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.