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Finding the Fourth Proportional to 545,237.77, 752,798.46 and 341,371.09

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Solution

The fourth proportional to 545,237.77, 752,798.46 and 341,371.09 is: 471,323.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,237.77 : 752,798.46 = 341,371.09 : x
  2. Step 2: Convert to fraction form
    545,237.77/752,798.46 = 341,371.09/x
  3. Step 3: Cross multiply
    545,237.77x = 752,798.46 × 341,371.09
  4. Step 4: Simplify right side
    545,237.77x = 256,983,630,840.52
  5. Step 5: Solve for x
    x = 256,983,630,840.52/545,237.77
  6. Step 6: Final answer
    x = 471,323.97

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1.5x scale

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.