Home / 426,621.72-588,741.58-235,638.30

Finding the Fourth Proportional to 426,621.72, 588,741.58 and 235,638.30

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Solution

The fourth proportional to 426,621.72, 588,741.58 and 235,638.30 is: 325,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,621.72 : 588,741.58 = 235,638.30 : x
  2. Step 2: Convert to fraction form
    426,621.72/588,741.58 = 235,638.30/x
  3. Step 3: Cross multiply
    426,621.72x = 588,741.58 × 235,638.30
  4. Step 4: Simplify right side
    426,621.72x = 138,730,065,050.51
  5. Step 5: Solve for x
    x = 138,730,065,050.51/426,621.72
  6. Step 6: Final answer
    x = 325,182.85

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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.