Home / 775,046.03-1,069,502.94-430,861.02

Finding the Fourth Proportional to 775,046.03, 1,069,502.94 and 430,861.02

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Solution

The fourth proportional to 775,046.03, 1,069,502.94 and 430,861.02 is: 594,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,046.03 : 1,069,502.94 = 430,861.02 : x
  2. Step 2: Convert to fraction form
    775,046.03/1,069,502.94 = 430,861.02/x
  3. Step 3: Cross multiply
    775,046.03x = 1,069,502.94 × 430,861.02
  4. Step 4: Simplify right side
    775,046.03x = 460,807,127,621.40
  5. Step 5: Solve for x
    x = 460,807,127,621.40/775,046.03
  6. Step 6: Final answer
    x = 594,554.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.