Home / 452,749.08-624,533.55-282,687.96

Finding the Fourth Proportional to 452,749.08, 624,533.55 and 282,687.96

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Solution

The fourth proportional to 452,749.08, 624,533.55 and 282,687.96 is: 389,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,749.08 : 624,533.55 = 282,687.96 : x
  2. Step 2: Convert to fraction form
    452,749.08/624,533.55 = 282,687.96/x
  3. Step 3: Cross multiply
    452,749.08x = 624,533.55 × 282,687.96
  4. Step 4: Simplify right side
    452,749.08x = 176,548,115,201.06
  5. Step 5: Solve for x
    x = 176,548,115,201.06/452,749.08
  6. Step 6: Final answer
    x = 389,946.93

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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.