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Finding the Fourth Proportional to 472,588.83, 708,883.42 and 117,602.85

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Solution

The fourth proportional to 472,588.83, 708,883.42 and 117,602.85 is: 176,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,588.83 : 708,883.42 = 117,602.85 : x
  2. Step 2: Convert to fraction form
    472,588.83/708,883.42 = 117,602.85/x
  3. Step 3: Cross multiply
    472,588.83x = 708,883.42 × 117,602.85
  4. Step 4: Simplify right side
    472,588.83x = 83,366,709,690.51
  5. Step 5: Solve for x
    x = 83,366,709,690.51/472,588.83
  6. Step 6: Final answer
    x = 176,404.32

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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.