Home / 787,237.20-1,179,106.20-609,166.80

Finding the Fourth Proportional to 787,237.20, 1,179,106.20 and 609,166.80

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Solution

The fourth proportional to 787,237.20, 1,179,106.20 and 609,166.80 is: 912,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,237.20 : 1,179,106.20 = 609,166.80 : x
  2. Step 2: Convert to fraction form
    787,237.20/1,179,106.20 = 609,166.80/x
  3. Step 3: Cross multiply
    787,237.20x = 1,179,106.20 × 609,166.80
  4. Step 4: Simplify right side
    787,237.20x = 718,272,350,714.16
  5. Step 5: Solve for x
    x = 718,272,350,714.16/787,237.20
  6. Step 6: Final answer
    x = 912,396.35

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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.