Home / 632,826.05-873,320.28-346,345.79

Finding the Fourth Proportional to 632,826.05, 873,320.28 and 346,345.79

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Solution

The fourth proportional to 632,826.05, 873,320.28 and 346,345.79 is: 477,968.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,826.05 : 873,320.28 = 346,345.79 : x
  2. Step 2: Convert to fraction form
    632,826.05/873,320.28 = 346,345.79/x
  3. Step 3: Cross multiply
    632,826.05x = 873,320.28 × 346,345.79
  4. Step 4: Simplify right side
    632,826.05x = 302,470,802,299.62
  5. Step 5: Solve for x
    x = 302,470,802,299.62/632,826.05
  6. Step 6: Final answer
    x = 477,968.32

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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.