Home / 1,039,340.80-1,559,059.80-329,424.40

Finding the Fourth Proportional to 1,039,340.80, 1,559,059.80 and 329,424.40

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Solution

The fourth proportional to 1,039,340.80, 1,559,059.80 and 329,424.40 is: 494,152.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,340.80 : 1,559,059.80 = 329,424.40 : x
  2. Step 2: Convert to fraction form
    1,039,340.80/1,559,059.80 = 329,424.40/x
  3. Step 3: Cross multiply
    1,039,340.80x = 1,559,059.80 × 329,424.40
  4. Step 4: Simplify right side
    1,039,340.80x = 513,592,339,179.12
  5. Step 5: Solve for x
    x = 513,592,339,179.12/1,039,340.80
  6. Step 6: Final answer
    x = 494,152.00

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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.