Home / 810,429.35-1,214,677.79-377,566.16

Finding the Fourth Proportional to 810,429.35, 1,214,677.79 and 377,566.16

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Solution

The fourth proportional to 810,429.35, 1,214,677.79 and 377,566.16 is: 565,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,429.35 : 1,214,677.79 = 377,566.16 : x
  2. Step 2: Convert to fraction form
    810,429.35/1,214,677.79 = 377,566.16/x
  3. Step 3: Cross multiply
    810,429.35x = 1,214,677.79 × 377,566.16
  4. Step 4: Simplify right side
    810,429.35x = 458,621,220,846.37
  5. Step 5: Solve for x
    x = 458,621,220,846.37/810,429.35
  6. Step 6: Final answer
    x = 565,899.08

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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.