Home / 993,088.05-1,488,991.01-424,839.84

Finding the Fourth Proportional to 993,088.05, 1,488,991.01 and 424,839.84

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Solution

The fourth proportional to 993,088.05, 1,488,991.01 and 424,839.84 is: 636,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,088.05 : 1,488,991.01 = 424,839.84 : x
  2. Step 2: Convert to fraction form
    993,088.05/1,488,991.01 = 424,839.84/x
  3. Step 3: Cross multiply
    993,088.05x = 1,488,991.01 × 424,839.84
  4. Step 4: Simplify right side
    993,088.05x = 632,582,702,449.84
  5. Step 5: Solve for x
    x = 632,582,702,449.84/993,088.05
  6. Step 6: Final answer
    x = 636,985.51

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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.