Home / 1,107,068.20-1,660,116.30-507,830.20

Finding the Fourth Proportional to 1,107,068.20, 1,660,116.30 and 507,830.20

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Solution

The fourth proportional to 1,107,068.20, 1,660,116.30 and 507,830.20 is: 761,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,068.20 : 1,660,116.30 = 507,830.20 : x
  2. Step 2: Convert to fraction form
    1,107,068.20/1,660,116.30 = 507,830.20/x
  3. Step 3: Cross multiply
    1,107,068.20x = 1,660,116.30 × 507,830.20
  4. Step 4: Simplify right side
    1,107,068.20x = 843,057,192,652.26
  5. Step 5: Solve for x
    x = 843,057,192,652.26/1,107,068.20
  6. Step 6: Final answer
    x = 761,522.36

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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.