Home / 1,119,774.96-1,679,746.68-321,050.16

Finding the Fourth Proportional to 1,119,774.96, 1,679,746.68 and 321,050.16

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Solution

The fourth proportional to 1,119,774.96, 1,679,746.68 and 321,050.16 is: 481,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,774.96 : 1,679,746.68 = 321,050.16 : x
  2. Step 2: Convert to fraction form
    1,119,774.96/1,679,746.68 = 321,050.16/x
  3. Step 3: Cross multiply
    1,119,774.96x = 1,679,746.68 × 321,050.16
  4. Step 4: Simplify right side
    1,119,774.96x = 539,282,940,373.47
  5. Step 5: Solve for x
    x = 539,282,940,373.47/1,119,774.96
  6. Step 6: Final answer
    x = 481,599.39

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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.