Home / 885,884.48-1,222,477.44-498,677.12

Finding the Fourth Proportional to 885,884.48, 1,222,477.44 and 498,677.12

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Solution

The fourth proportional to 885,884.48, 1,222,477.44 and 498,677.12 is: 688,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,884.48 : 1,222,477.44 = 498,677.12 : x
  2. Step 2: Convert to fraction form
    885,884.48/1,222,477.44 = 498,677.12/x
  3. Step 3: Cross multiply
    885,884.48x = 1,222,477.44 × 498,677.12
  4. Step 4: Simplify right side
    885,884.48x = 609,621,529,044.17
  5. Step 5: Solve for x
    x = 609,621,529,044.17/885,884.48
  6. Step 6: Final answer
    x = 688,150.14

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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.