Home / 684,042.40-1,025,168.80-367,818.40

Finding the Fourth Proportional to 684,042.40, 1,025,168.80 and 367,818.40

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Solution

The fourth proportional to 684,042.40, 1,025,168.80 and 367,818.40 is: 551,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,042.40 : 1,025,168.80 = 367,818.40 : x
  2. Step 2: Convert to fraction form
    684,042.40/1,025,168.80 = 367,818.40/x
  3. Step 3: Cross multiply
    684,042.40x = 1,025,168.80 × 367,818.40
  4. Step 4: Simplify right side
    684,042.40x = 377,075,947,745.92
  5. Step 5: Solve for x
    x = 377,075,947,745.92/684,042.40
  6. Step 6: Final answer
    x = 551,246.45

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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.