Home / 874,934.03-1,207,408.70-472,526.03

Finding the Fourth Proportional to 874,934.03, 1,207,408.70 and 472,526.03

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Solution

The fourth proportional to 874,934.03, 1,207,408.70 and 472,526.03 is: 652,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,934.03 : 1,207,408.70 = 472,526.03 : x
  2. Step 2: Convert to fraction form
    874,934.03/1,207,408.70 = 472,526.03/x
  3. Step 3: Cross multiply
    874,934.03x = 1,207,408.70 × 472,526.03
  4. Step 4: Simplify right side
    874,934.03x = 570,532,033,561.42
  5. Step 5: Solve for x
    x = 570,532,033,561.42/874,934.03
  6. Step 6: Final answer
    x = 652,085.78

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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.