Home / 988,984.30-1,483,088.25-349,151.47

Finding the Fourth Proportional to 988,984.30, 1,483,088.25 and 349,151.47

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Solution

The fourth proportional to 988,984.30, 1,483,088.25 and 349,151.47 is: 523,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,984.30 : 1,483,088.25 = 349,151.47 : x
  2. Step 2: Convert to fraction form
    988,984.30/1,483,088.25 = 349,151.47/x
  3. Step 3: Cross multiply
    988,984.30x = 1,483,088.25 × 349,151.47
  4. Step 4: Simplify right side
    988,984.30x = 517,822,449,429.31
  5. Step 5: Solve for x
    x = 517,822,449,429.31/988,984.30
  6. Step 6: Final answer
    x = 523,590.16

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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.