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Finding the Fourth Proportional to 567,340.40, 851,010.60 and 514,852.40

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Solution

The fourth proportional to 567,340.40, 851,010.60 and 514,852.40 is: 772,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,340.40 : 851,010.60 = 514,852.40 : x
  2. Step 2: Convert to fraction form
    567,340.40/851,010.60 = 514,852.40/x
  3. Step 3: Cross multiply
    567,340.40x = 851,010.60 × 514,852.40
  4. Step 4: Simplify right side
    567,340.40x = 438,144,849,835.44
  5. Step 5: Solve for x
    x = 438,144,849,835.44/567,340.40
  6. Step 6: Final answer
    x = 772,278.60

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Double scale
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Similar ratio
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1.5x scale

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.