Home / 867,111.10-1,300,666.65-467,546.20

Finding the Fourth Proportional to 867,111.10, 1,300,666.65 and 467,546.20

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Solution

The fourth proportional to 867,111.10, 1,300,666.65 and 467,546.20 is: 701,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,111.10 : 1,300,666.65 = 467,546.20 : x
  2. Step 2: Convert to fraction form
    867,111.10/1,300,666.65 = 467,546.20/x
  3. Step 3: Cross multiply
    867,111.10x = 1,300,666.65 × 467,546.20
  4. Step 4: Simplify right side
    867,111.10x = 608,121,749,674.23
  5. Step 5: Solve for x
    x = 608,121,749,674.23/867,111.10
  6. Step 6: Final answer
    x = 701,319.30

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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.