Home / 885,850.37-1,222,513.26-498,798.89

Finding the Fourth Proportional to 885,850.37, 1,222,513.26 and 498,798.89

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Solution

The fourth proportional to 885,850.37, 1,222,513.26 and 498,798.89 is: 688,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,850.37 : 1,222,513.26 = 498,798.89 : x
  2. Step 2: Convert to fraction form
    885,850.37/1,222,513.26 = 498,798.89/x
  3. Step 3: Cross multiply
    885,850.37x = 1,222,513.26 × 498,798.89
  4. Step 4: Simplify right side
    885,850.37x = 609,788,257,098.28
  5. Step 5: Solve for x
    x = 609,788,257,098.28/885,850.37
  6. Step 6: Final answer
    x = 688,364.85

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Double scale
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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.