Home / 834,588.24-1,151,788.92-472,012.20

Finding the Fourth Proportional to 834,588.24, 1,151,788.92 and 472,012.20

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Solution

The fourth proportional to 834,588.24, 1,151,788.92 and 472,012.20 is: 651,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,588.24 : 1,151,788.92 = 472,012.20 : x
  2. Step 2: Convert to fraction form
    834,588.24/1,151,788.92 = 472,012.20/x
  3. Step 3: Cross multiply
    834,588.24x = 1,151,788.92 × 472,012.20
  4. Step 4: Simplify right side
    834,588.24x = 543,658,422,064.82
  5. Step 5: Solve for x
    x = 543,658,422,064.82/834,588.24
  6. Step 6: Final answer
    x = 651,409.16

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Double scale
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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.