Home / 549,465.12-823,533.38-283,080.32

Finding the Fourth Proportional to 549,465.12, 823,533.38 and 283,080.32

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Solution

The fourth proportional to 549,465.12, 823,533.38 and 283,080.32 is: 424,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,465.12 : 823,533.38 = 283,080.32 : x
  2. Step 2: Convert to fraction form
    549,465.12/823,533.38 = 283,080.32/x
  3. Step 3: Cross multiply
    549,465.12x = 823,533.38 × 283,080.32
  4. Step 4: Simplify right side
    549,465.12x = 233,126,091,357.81
  5. Step 5: Solve for x
    x = 233,126,091,357.81/549,465.12
  6. Step 6: Final answer
    x = 424,278.24

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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.