Home / 572,939.91-858,568.68-288,239.13

Finding the Fourth Proportional to 572,939.91, 858,568.68 and 288,239.13

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Solution

The fourth proportional to 572,939.91, 858,568.68 and 288,239.13 is: 431,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,939.91 : 858,568.68 = 288,239.13 : x
  2. Step 2: Convert to fraction form
    572,939.91/858,568.68 = 288,239.13/x
  3. Step 3: Cross multiply
    572,939.91x = 858,568.68 × 288,239.13
  4. Step 4: Simplify right side
    572,939.91x = 247,473,089,368.45
  5. Step 5: Solve for x
    x = 247,473,089,368.45/572,939.91
  6. Step 6: Final answer
    x = 431,935.51

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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.