Home / 549,669.76-828,248.72-452,017.28

Finding the Fourth Proportional to 549,669.76, 828,248.72 and 452,017.28

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Solution

The fourth proportional to 549,669.76, 828,248.72 and 452,017.28 is: 681,104.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,669.76 : 828,248.72 = 452,017.28 : x
  2. Step 2: Convert to fraction form
    549,669.76/828,248.72 = 452,017.28/x
  3. Step 3: Cross multiply
    549,669.76x = 828,248.72 × 452,017.28
  4. Step 4: Simplify right side
    549,669.76x = 374,382,733,577.88
  5. Step 5: Solve for x
    x = 374,382,733,577.88/549,669.76
  6. Step 6: Final answer
    x = 681,104.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.