Home / 632,934.62-873,416.24-346,399.28

Finding the Fourth Proportional to 632,934.62, 873,416.24 and 346,399.28

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Solution

The fourth proportional to 632,934.62, 873,416.24 and 346,399.28 is: 478,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,934.62 : 873,416.24 = 346,399.28 : x
  2. Step 2: Convert to fraction form
    632,934.62/873,416.24 = 346,399.28/x
  3. Step 3: Cross multiply
    632,934.62x = 873,416.24 × 346,399.28
  4. Step 4: Simplify right side
    632,934.62x = 302,550,756,676.31
  5. Step 5: Solve for x
    x = 302,550,756,676.31/632,934.62
  6. Step 6: Final answer
    x = 478,012.65

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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.