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Finding the Fourth Proportional to 567.47, 783.88 and 501.19

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Solution

The fourth proportional to 567.47, 783.88 and 501.19 is: 692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.47 : 783.88 = 501.19 : x
  2. Step 2: Convert to fraction form
    567.47/783.88 = 501.19/x
  3. Step 3: Cross multiply
    567.47x = 783.88 × 501.19
  4. Step 4: Simplify right side
    567.47x = 392,869.60
  5. Step 5: Solve for x
    x = 392,869.60/567.47
  6. Step 6: Final answer
    x = 692.31

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Double scale
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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.