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Finding the Fourth Proportional to 564,573.67, 779,083.08 and 335,140.76

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Solution

The fourth proportional to 564,573.67, 779,083.08 and 335,140.76 is: 462,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,573.67 : 779,083.08 = 335,140.76 : x
  2. Step 2: Convert to fraction form
    564,573.67/779,083.08 = 335,140.76/x
  3. Step 3: Cross multiply
    564,573.67x = 779,083.08 × 335,140.76
  4. Step 4: Simplify right side
    564,573.67x = 261,102,496,225.27
  5. Step 5: Solve for x
    x = 261,102,496,225.27/564,573.67
  6. Step 6: Final answer
    x = 462,477.28

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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.