Home / 470,156.73-648,799.52-255,292.35

Finding the Fourth Proportional to 470,156.73, 648,799.52 and 255,292.35

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Solution

The fourth proportional to 470,156.73, 648,799.52 and 255,292.35 is: 352,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,156.73 : 648,799.52 = 255,292.35 : x
  2. Step 2: Convert to fraction form
    470,156.73/648,799.52 = 255,292.35/x
  3. Step 3: Cross multiply
    470,156.73x = 648,799.52 × 255,292.35
  4. Step 4: Simplify right side
    470,156.73x = 165,633,552,863.21
  5. Step 5: Solve for x
    x = 165,633,552,863.21/470,156.73
  6. Step 6: Final answer
    x = 352,294.34

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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.