Home / 1,039,438-1,559,157.06-251,470

Finding the Fourth Proportional to 1,039,438, 1,559,157.06 and 251,470

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Solution

The fourth proportional to 1,039,438, 1,559,157.06 and 251,470 is: 377,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,438 : 1,559,157.06 = 251,470 : x
  2. Step 2: Convert to fraction form
    1,039,438/1,559,157.06 = 251,470/x
  3. Step 3: Cross multiply
    1,039,438x = 1,559,157.06 × 251,470
  4. Step 4: Simplify right side
    1,039,438x = 392,081,225,878.20
  5. Step 5: Solve for x
    x = 392,081,225,878.20/1,039,438
  6. Step 6: Final answer
    x = 377,205.01

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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.