Home / 883,267.98-1,325,146.05-314,779.20

Finding the Fourth Proportional to 883,267.98, 1,325,146.05 and 314,779.20

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Solution

The fourth proportional to 883,267.98, 1,325,146.05 and 314,779.20 is: 472,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,267.98 : 1,325,146.05 = 314,779.20 : x
  2. Step 2: Convert to fraction form
    883,267.98/1,325,146.05 = 314,779.20/x
  3. Step 3: Cross multiply
    883,267.98x = 1,325,146.05 × 314,779.20
  4. Step 4: Simplify right side
    883,267.98x = 417,128,413,502.16
  5. Step 5: Solve for x
    x = 417,128,413,502.16/883,267.98
  6. Step 6: Final answer
    x = 472,255.79

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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.