Home / 876,629.10-1,314,943.65-559,368.30

Finding the Fourth Proportional to 876,629.10, 1,314,943.65 and 559,368.30

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Solution

The fourth proportional to 876,629.10, 1,314,943.65 and 559,368.30 is: 839,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,629.10 : 1,314,943.65 = 559,368.30 : x
  2. Step 2: Convert to fraction form
    876,629.10/1,314,943.65 = 559,368.30/x
  3. Step 3: Cross multiply
    876,629.10x = 1,314,943.65 × 559,368.30
  4. Step 4: Simplify right side
    876,629.10x = 735,537,794,096.30
  5. Step 5: Solve for x
    x = 735,537,794,096.30/876,629.10
  6. Step 6: Final answer
    x = 839,052.45

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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.