Home / 454,045.69-626,528.18-260,443.37

Finding the Fourth Proportional to 454,045.69, 626,528.18 and 260,443.37

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Solution

The fourth proportional to 454,045.69, 626,528.18 and 260,443.37 is: 359,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,045.69 : 626,528.18 = 260,443.37 : x
  2. Step 2: Convert to fraction form
    454,045.69/626,528.18 = 260,443.37/x
  3. Step 3: Cross multiply
    454,045.69x = 626,528.18 × 260,443.37
  4. Step 4: Simplify right side
    454,045.69x = 163,175,110,599.17
  5. Step 5: Solve for x
    x = 163,175,110,599.17/454,045.69
  6. Step 6: Final answer
    x = 359,380.38

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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.