Home / 885,953.06-1,222,551.75-498,748.46

Finding the Fourth Proportional to 885,953.06, 1,222,551.75 and 498,748.46

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Solution

The fourth proportional to 885,953.06, 1,222,551.75 and 498,748.46 is: 688,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,953.06 : 1,222,551.75 = 498,748.46 : x
  2. Step 2: Convert to fraction form
    885,953.06/1,222,551.75 = 498,748.46/x
  3. Step 3: Cross multiply
    885,953.06x = 1,222,551.75 × 498,748.46
  4. Step 4: Simplify right side
    885,953.06x = 609,745,802,582.81
  5. Step 5: Solve for x
    x = 609,745,802,582.81/885,953.06
  6. Step 6: Final answer
    x = 688,237.14

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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.