Home / 1,257,373.38-1,886,041.64-310,744.07

Finding the Fourth Proportional to 1,257,373.38, 1,886,041.64 and 310,744.07

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Solution

The fourth proportional to 1,257,373.38, 1,886,041.64 and 310,744.07 is: 466,111.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,373.38 : 1,886,041.64 = 310,744.07 : x
  2. Step 2: Convert to fraction form
    1,257,373.38/1,886,041.64 = 310,744.07/x
  3. Step 3: Cross multiply
    1,257,373.38x = 1,886,041.64 × 310,744.07
  4. Step 4: Simplify right side
    1,257,373.38x = 586,076,246,749.73
  5. Step 5: Solve for x
    x = 586,076,246,749.73/1,257,373.38
  6. Step 6: Final answer
    x = 466,111.54

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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.