Home / 965,386.16-1,448,313.44-291,427.20

Finding the Fourth Proportional to 965,386.16, 1,448,313.44 and 291,427.20

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Solution

The fourth proportional to 965,386.16, 1,448,313.44 and 291,427.20 is: 437,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,386.16 : 1,448,313.44 = 291,427.20 : x
  2. Step 2: Convert to fraction form
    965,386.16/1,448,313.44 = 291,427.20/x
  3. Step 3: Cross multiply
    965,386.16x = 1,448,313.44 × 291,427.20
  4. Step 4: Simplify right side
    965,386.16x = 422,077,930,541.57
  5. Step 5: Solve for x
    x = 422,077,930,541.57/965,386.16
  6. Step 6: Final answer
    x = 437,211.50

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Double scale
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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.