Home / 855,562.40-1,283,343.60-816,196.40

Finding the Fourth Proportional to 855,562.40, 1,283,343.60 and 816,196.40

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Solution

The fourth proportional to 855,562.40, 1,283,343.60 and 816,196.40 is: 1,224,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,562.40 : 1,283,343.60 = 816,196.40 : x
  2. Step 2: Convert to fraction form
    855,562.40/1,283,343.60 = 816,196.40/x
  3. Step 3: Cross multiply
    855,562.40x = 1,283,343.60 × 816,196.40
  4. Step 4: Simplify right side
    855,562.40x = 1,047,460,426,283.04
  5. Step 5: Solve for x
    x = 1,047,460,426,283.04/855,562.40
  6. Step 6: Final answer
    x = 1,224,294.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.