Home / 759,649.68-1,048,273.92-415,417.14

Finding the Fourth Proportional to 759,649.68, 1,048,273.92 and 415,417.14

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Solution

The fourth proportional to 759,649.68, 1,048,273.92 and 415,417.14 is: 573,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,649.68 : 1,048,273.92 = 415,417.14 : x
  2. Step 2: Convert to fraction form
    759,649.68/1,048,273.92 = 415,417.14/x
  3. Step 3: Cross multiply
    759,649.68x = 1,048,273.92 × 415,417.14
  4. Step 4: Simplify right side
    759,649.68x = 435,470,953,782.99
  5. Step 5: Solve for x
    x = 435,470,953,782.99/759,649.68
  6. Step 6: Final answer
    x = 573,252.34

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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.