Home / 1,329,480.42-1,994,483.07-488,039.46

Finding the Fourth Proportional to 1,329,480.42, 1,994,483.07 and 488,039.46

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Solution

The fourth proportional to 1,329,480.42, 1,994,483.07 and 488,039.46 is: 732,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,480.42 : 1,994,483.07 = 488,039.46 : x
  2. Step 2: Convert to fraction form
    1,329,480.42/1,994,483.07 = 488,039.46/x
  3. Step 3: Cross multiply
    1,329,480.42x = 1,994,483.07 × 488,039.46
  4. Step 4: Simplify right side
    1,329,480.42x = 973,386,440,461.94
  5. Step 5: Solve for x
    x = 973,386,440,461.94/1,329,480.42
  6. Step 6: Final answer
    x = 732,155.53

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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.