Home / 667,357.65-1,001,036.48-622,742.85

Finding the Fourth Proportional to 667,357.65, 1,001,036.48 and 622,742.85

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Solution

The fourth proportional to 667,357.65, 1,001,036.48 and 622,742.85 is: 934,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,357.65 : 1,001,036.48 = 622,742.85 : x
  2. Step 2: Convert to fraction form
    667,357.65/1,001,036.48 = 622,742.85/x
  3. Step 3: Cross multiply
    667,357.65x = 1,001,036.48 × 622,742.85
  4. Step 4: Simplify right side
    667,357.65x = 623,388,307,395.45
  5. Step 5: Solve for x
    x = 623,388,307,395.45/667,357.65
  6. Step 6: Final answer
    x = 934,114.28

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1.5x scale

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.