Home / 986,625.48-1,479,949.40-346,948.24

Finding the Fourth Proportional to 986,625.48, 1,479,949.40 and 346,948.24

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Solution

The fourth proportional to 986,625.48, 1,479,949.40 and 346,948.24 is: 520,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,625.48 : 1,479,949.40 = 346,948.24 : x
  2. Step 2: Convert to fraction form
    986,625.48/1,479,949.40 = 346,948.24/x
  3. Step 3: Cross multiply
    986,625.48x = 1,479,949.40 × 346,948.24
  4. Step 4: Simplify right side
    986,625.48x = 513,465,839,619.06
  5. Step 5: Solve for x
    x = 513,465,839,619.06/986,625.48
  6. Step 6: Final answer
    x = 520,426.29

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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.