Home / 876,627.10-1,314,940.65-455,848.30

Finding the Fourth Proportional to 876,627.10, 1,314,940.65 and 455,848.30

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Solution

The fourth proportional to 876,627.10, 1,314,940.65 and 455,848.30 is: 683,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,627.10 : 1,314,940.65 = 455,848.30 : x
  2. Step 2: Convert to fraction form
    876,627.10/1,314,940.65 = 455,848.30/x
  3. Step 3: Cross multiply
    876,627.10x = 1,314,940.65 × 455,848.30
  4. Step 4: Simplify right side
    876,627.10x = 599,413,459,903.40
  5. Step 5: Solve for x
    x = 599,413,459,903.40/876,627.10
  6. Step 6: Final answer
    x = 683,772.45

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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.