Home / 1,001,433.84-1,502,153.64-253,479.12

Finding the Fourth Proportional to 1,001,433.84, 1,502,153.64 and 253,479.12

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Solution

The fourth proportional to 1,001,433.84, 1,502,153.64 and 253,479.12 is: 380,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,433.84 : 1,502,153.64 = 253,479.12 : x
  2. Step 2: Convert to fraction form
    1,001,433.84/1,502,153.64 = 253,479.12/x
  3. Step 3: Cross multiply
    1,001,433.84x = 1,502,153.64 × 253,479.12
  4. Step 4: Simplify right side
    1,001,433.84x = 380,764,582,772.00
  5. Step 5: Solve for x
    x = 380,764,582,772.00/1,001,433.84
  6. Step 6: Final answer
    x = 380,219.41

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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.