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Finding the Fourth Proportional to 472,417.56, 708,206.76 and 184,162.80

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Solution

The fourth proportional to 472,417.56, 708,206.76 and 184,162.80 is: 276,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,417.56 : 708,206.76 = 184,162.80 : x
  2. Step 2: Convert to fraction form
    472,417.56/708,206.76 = 184,162.80/x
  3. Step 3: Cross multiply
    472,417.56x = 708,206.76 × 184,162.80
  4. Step 4: Simplify right side
    472,417.56x = 130,425,339,900.53
  5. Step 5: Solve for x
    x = 130,425,339,900.53/472,417.56
  6. Step 6: Final answer
    x = 276,080.63

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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.