Home / 770,529.06-1,063,377.45-431,020.26

Finding the Fourth Proportional to 770,529.06, 1,063,377.45 and 431,020.26

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Solution

The fourth proportional to 770,529.06, 1,063,377.45 and 431,020.26 is: 594,834.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,529.06 : 1,063,377.45 = 431,020.26 : x
  2. Step 2: Convert to fraction form
    770,529.06/1,063,377.45 = 431,020.26/x
  3. Step 3: Cross multiply
    770,529.06x = 1,063,377.45 × 431,020.26
  4. Step 4: Simplify right side
    770,529.06x = 458,337,224,977.14
  5. Step 5: Solve for x
    x = 458,337,224,977.14/770,529.06
  6. Step 6: Final answer
    x = 594,834.44

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Double scale
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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.