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Finding the Fourth Proportional to 567,585.51, 783,588.38 and 376,859.67

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Solution

The fourth proportional to 567,585.51, 783,588.38 and 376,859.67 is: 520,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,585.51 : 783,588.38 = 376,859.67 : x
  2. Step 2: Convert to fraction form
    567,585.51/783,588.38 = 376,859.67/x
  3. Step 3: Cross multiply
    567,585.51x = 783,588.38 × 376,859.67
  4. Step 4: Simplify right side
    567,585.51x = 295,302,856,418.34
  5. Step 5: Solve for x
    x = 295,302,856,418.34/567,585.51
  6. Step 6: Final answer
    x = 520,279.06

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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.