Home / 426,742.10-588,899.66-235,743.02

Finding the Fourth Proportional to 426,742.10, 588,899.66 and 235,743.02

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Solution

The fourth proportional to 426,742.10, 588,899.66 and 235,743.02 is: 325,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,742.10 : 588,899.66 = 235,743.02 : x
  2. Step 2: Convert to fraction form
    426,742.10/588,899.66 = 235,743.02/x
  3. Step 3: Cross multiply
    426,742.10x = 588,899.66 × 235,743.02
  4. Step 4: Simplify right side
    426,742.10x = 138,828,984,325.37
  5. Step 5: Solve for x
    x = 138,828,984,325.37/426,742.10
  6. Step 6: Final answer
    x = 325,322.92

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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.