Home / 426,840.13-589,039.18-235,851.85

Finding the Fourth Proportional to 426,840.13, 589,039.18 and 235,851.85

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Solution

The fourth proportional to 426,840.13, 589,039.18 and 235,851.85 is: 325,475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,840.13 : 589,039.18 = 235,851.85 : x
  2. Step 2: Convert to fraction form
    426,840.13/589,039.18 = 235,851.85/x
  3. Step 3: Cross multiply
    426,840.13x = 589,039.18 × 235,851.85
  4. Step 4: Simplify right side
    426,840.13x = 138,925,980,325.48
  5. Step 5: Solve for x
    x = 138,925,980,325.48/426,840.13
  6. Step 6: Final answer
    x = 325,475.44

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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.