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Finding the Fourth Proportional to 585,046.85, 877,570.28 and 490,568.45

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Solution

The fourth proportional to 585,046.85, 877,570.28 and 490,568.45 is: 735,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,046.85 : 877,570.28 = 490,568.45 : x
  2. Step 2: Convert to fraction form
    585,046.85/877,570.28 = 490,568.45/x
  3. Step 3: Cross multiply
    585,046.85x = 877,570.28 × 490,568.45
  4. Step 4: Simplify right side
    585,046.85x = 430,508,289,572.82
  5. Step 5: Solve for x
    x = 430,508,289,572.82/585,046.85
  6. Step 6: Final answer
    x = 735,852.68

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Double scale
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Similar ratio
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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.