Home / 436,281.41-654,417.24-170,228.81

Finding the Fourth Proportional to 436,281.41, 654,417.24 and 170,228.81

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Solution

The fourth proportional to 436,281.41, 654,417.24 and 170,228.81 is: 255,341.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,281.41 : 654,417.24 = 170,228.81 : x
  2. Step 2: Convert to fraction form
    436,281.41/654,417.24 = 170,228.81/x
  3. Step 3: Cross multiply
    436,281.41x = 654,417.24 × 170,228.81
  4. Step 4: Simplify right side
    436,281.41x = 111,400,668,008.68
  5. Step 5: Solve for x
    x = 111,400,668,008.68/436,281.41
  6. Step 6: Final answer
    x = 255,341.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.