Home / 907,964.40-1,361,428.20-374,854.80

Finding the Fourth Proportional to 907,964.40, 1,361,428.20 and 374,854.80

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Solution

The fourth proportional to 907,964.40, 1,361,428.20 and 374,854.80 is: 562,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,964.40 : 1,361,428.20 = 374,854.80 : x
  2. Step 2: Convert to fraction form
    907,964.40/1,361,428.20 = 374,854.80/x
  3. Step 3: Cross multiply
    907,964.40x = 1,361,428.20 × 374,854.80
  4. Step 4: Simplify right side
    907,964.40x = 510,337,895,625.36
  5. Step 5: Solve for x
    x = 510,337,895,625.36/907,964.40
  6. Step 6: Final answer
    x = 562,068.18

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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.