Home / 426,849.51-589,048.15-235,858.80

Finding the Fourth Proportional to 426,849.51, 589,048.15 and 235,858.80

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Solution

The fourth proportional to 426,849.51, 589,048.15 and 235,858.80 is: 325,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,849.51 : 589,048.15 = 235,858.80 : x
  2. Step 2: Convert to fraction form
    426,849.51/589,048.15 = 235,858.80/x
  3. Step 3: Cross multiply
    426,849.51x = 589,048.15 × 235,858.80
  4. Step 4: Simplify right side
    426,849.51x = 138,932,191,862.74
  5. Step 5: Solve for x
    x = 138,932,191,862.74/426,849.51
  6. Step 6: Final answer
    x = 325,482.84

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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.