Home / 893,322.65-1,232,792.04-485,426.70

Finding the Fourth Proportional to 893,322.65, 1,232,792.04 and 485,426.70

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Solution

The fourth proportional to 893,322.65, 1,232,792.04 and 485,426.70 is: 669,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,322.65 : 1,232,792.04 = 485,426.70 : x
  2. Step 2: Convert to fraction form
    893,322.65/1,232,792.04 = 485,426.70/x
  3. Step 3: Cross multiply
    893,322.65x = 1,232,792.04 × 485,426.70
  4. Step 4: Simplify right side
    893,322.65x = 598,430,171,763.47
  5. Step 5: Solve for x
    x = 598,430,171,763.47/893,322.65
  6. Step 6: Final answer
    x = 669,892.54

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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.