Home / 746,529.40-1,119,794.10-559,905.40

Finding the Fourth Proportional to 746,529.40, 1,119,794.10 and 559,905.40

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Solution

The fourth proportional to 746,529.40, 1,119,794.10 and 559,905.40 is: 839,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,529.40 : 1,119,794.10 = 559,905.40 : x
  2. Step 2: Convert to fraction form
    746,529.40/1,119,794.10 = 559,905.40/x
  3. Step 3: Cross multiply
    746,529.40x = 1,119,794.10 × 559,905.40
  4. Step 4: Simplify right side
    746,529.40x = 626,978,763,478.14
  5. Step 5: Solve for x
    x = 626,978,763,478.14/746,529.40
  6. Step 6: Final answer
    x = 839,858.10

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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.