Home / 909,062.46-1,254,514.91-501,179.22

Finding the Fourth Proportional to 909,062.46, 1,254,514.91 and 501,179.22

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Solution

The fourth proportional to 909,062.46, 1,254,514.91 and 501,179.22 is: 691,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,062.46 : 1,254,514.91 = 501,179.22 : x
  2. Step 2: Convert to fraction form
    909,062.46/1,254,514.91 = 501,179.22/x
  3. Step 3: Cross multiply
    909,062.46x = 1,254,514.91 × 501,179.22
  4. Step 4: Simplify right side
    909,062.46x = 628,736,804,072.17
  5. Step 5: Solve for x
    x = 628,736,804,072.17/909,062.46
  6. Step 6: Final answer
    x = 691,632.13

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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.