Home / 1,202,258.83-1,803,391.86-291,437.69

Finding the Fourth Proportional to 1,202,258.83, 1,803,391.86 and 291,437.69

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Solution

The fourth proportional to 1,202,258.83, 1,803,391.86 and 291,437.69 is: 437,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,258.83 : 1,803,391.86 = 291,437.69 : x
  2. Step 2: Convert to fraction form
    1,202,258.83/1,803,391.86 = 291,437.69/x
  3. Step 3: Cross multiply
    1,202,258.83x = 1,803,391.86 × 291,437.69
  4. Step 4: Simplify right side
    1,202,258.83x = 525,576,360,063.22
  5. Step 5: Solve for x
    x = 525,576,360,063.22/1,202,258.83
  6. Step 6: Final answer
    x = 437,157.41

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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.