Home / 673,160.13-1,008,814.00-288,448.45

Finding the Fourth Proportional to 673,160.13, 1,008,814.00 and 288,448.45

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Solution

The fourth proportional to 673,160.13, 1,008,814.00 and 288,448.45 is: 432,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,160.13 : 1,008,814.00 = 288,448.45 : x
  2. Step 2: Convert to fraction form
    673,160.13/1,008,814.00 = 288,448.45/x
  3. Step 3: Cross multiply
    673,160.13x = 1,008,814.00 × 288,448.45
  4. Step 4: Simplify right side
    673,160.13x = 290,990,835,584.54
  5. Step 5: Solve for x
    x = 290,990,835,584.54/673,160.13
  6. Step 6: Final answer
    x = 432,275.80

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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.