Home / 779,322.40-1,168,983.60-446,624.80

Finding the Fourth Proportional to 779,322.40, 1,168,983.60 and 446,624.80

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Solution

The fourth proportional to 779,322.40, 1,168,983.60 and 446,624.80 is: 669,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,322.40 : 1,168,983.60 = 446,624.80 : x
  2. Step 2: Convert to fraction form
    779,322.40/1,168,983.60 = 446,624.80/x
  3. Step 3: Cross multiply
    779,322.40x = 1,168,983.60 × 446,624.80
  4. Step 4: Simplify right side
    779,322.40x = 522,097,066,553.28
  5. Step 5: Solve for x
    x = 522,097,066,553.28/779,322.40
  6. Step 6: Final answer
    x = 669,937.20

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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.