Home / 841,467.76-1,262,660.88-487,173.76

Finding the Fourth Proportional to 841,467.76, 1,262,660.88 and 487,173.76

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Solution

The fourth proportional to 841,467.76, 1,262,660.88 and 487,173.76 is: 731,026.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,467.76 : 1,262,660.88 = 487,173.76 : x
  2. Step 2: Convert to fraction form
    841,467.76/1,262,660.88 = 487,173.76/x
  3. Step 3: Cross multiply
    841,467.76x = 1,262,660.88 × 487,173.76
  4. Step 4: Simplify right side
    841,467.76x = 615,135,248,514.51
  5. Step 5: Solve for x
    x = 615,135,248,514.51/841,467.76
  6. Step 6: Final answer
    x = 731,026.52

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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.