Home / 980,389.63-1,470,253.84-373,033.76

Finding the Fourth Proportional to 980,389.63, 1,470,253.84 and 373,033.76

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Solution

The fourth proportional to 980,389.63, 1,470,253.84 and 373,033.76 is: 559,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,389.63 : 1,470,253.84 = 373,033.76 : x
  2. Step 2: Convert to fraction form
    980,389.63/1,470,253.84 = 373,033.76/x
  3. Step 3: Cross multiply
    980,389.63x = 1,470,253.84 × 373,033.76
  4. Step 4: Simplify right side
    980,389.63x = 548,454,318,191.74
  5. Step 5: Solve for x
    x = 548,454,318,191.74/980,389.63
  6. Step 6: Final answer
    x = 559,424.85

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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.