Home / 426,849.18-589,085.47-243,095.56

Finding the Fourth Proportional to 426,849.18, 589,085.47 and 243,095.56

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Solution

The fourth proportional to 426,849.18, 589,085.47 and 243,095.56 is: 335,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,849.18 : 589,085.47 = 243,095.56 : x
  2. Step 2: Convert to fraction form
    426,849.18/589,085.47 = 243,095.56/x
  3. Step 3: Cross multiply
    426,849.18x = 589,085.47 × 243,095.56
  4. Step 4: Simplify right side
    426,849.18x = 143,204,062,217.51
  5. Step 5: Solve for x
    x = 143,204,062,217.51/426,849.18
  6. Step 6: Final answer
    x = 335,491.01

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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.