Home / 904,960.92-1,248,856.32-497,072.28

Finding the Fourth Proportional to 904,960.92, 1,248,856.32 and 497,072.28

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Solution

The fourth proportional to 904,960.92, 1,248,856.32 and 497,072.28 is: 685,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,960.92 : 1,248,856.32 = 497,072.28 : x
  2. Step 2: Convert to fraction form
    904,960.92/1,248,856.32 = 497,072.28/x
  3. Step 3: Cross multiply
    904,960.92x = 1,248,856.32 × 497,072.28
  4. Step 4: Simplify right side
    904,960.92x = 620,771,858,374.81
  5. Step 5: Solve for x
    x = 620,771,858,374.81/904,960.92
  6. Step 6: Final answer
    x = 685,965.38

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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.