Home / 789,034.60-1,182,677.10-434,303.20

Finding the Fourth Proportional to 789,034.60, 1,182,677.10 and 434,303.20

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Solution

The fourth proportional to 789,034.60, 1,182,677.10 and 434,303.20 is: 650,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,034.60 : 1,182,677.10 = 434,303.20 : x
  2. Step 2: Convert to fraction form
    789,034.60/1,182,677.10 = 434,303.20/x
  3. Step 3: Cross multiply
    789,034.60x = 1,182,677.10 × 434,303.20
  4. Step 4: Simplify right side
    789,034.60x = 513,640,449,096.72
  5. Step 5: Solve for x
    x = 513,640,449,096.72/789,034.60
  6. Step 6: Final answer
    x = 650,973.29

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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.