Home / 814,476.26-1,124,140.78-470,368.22

Finding the Fourth Proportional to 814,476.26, 1,124,140.78 and 470,368.22

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Solution

The fourth proportional to 814,476.26, 1,124,140.78 and 470,368.22 is: 649,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,476.26 : 1,124,140.78 = 470,368.22 : x
  2. Step 2: Convert to fraction form
    814,476.26/1,124,140.78 = 470,368.22/x
  3. Step 3: Cross multiply
    814,476.26x = 1,124,140.78 × 470,368.22
  4. Step 4: Simplify right side
    814,476.26x = 528,760,092,685.27
  5. Step 5: Solve for x
    x = 528,760,092,685.27/814,476.26
  6. Step 6: Final answer
    x = 649,202.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.