Home / 1,498,101.40-2,247,443.70-433,178.20

Finding the Fourth Proportional to 1,498,101.40, 2,247,443.70 and 433,178.20

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Solution

The fourth proportional to 1,498,101.40, 2,247,443.70 and 433,178.20 is: 649,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,101.40 : 2,247,443.70 = 433,178.20 : x
  2. Step 2: Convert to fraction form
    1,498,101.40/2,247,443.70 = 433,178.20/x
  3. Step 3: Cross multiply
    1,498,101.40x = 2,247,443.70 × 433,178.20
  4. Step 4: Simplify right side
    1,498,101.40x = 973,543,616,567.34
  5. Step 5: Solve for x
    x = 973,543,616,567.34/1,498,101.40
  6. Step 6: Final answer
    x = 649,851.62

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Double scale
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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.