Home / 1,039,085.60-1,558,774.20-329,039.60

Finding the Fourth Proportional to 1,039,085.60, 1,558,774.20 and 329,039.60

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Solution

The fourth proportional to 1,039,085.60, 1,558,774.20 and 329,039.60 is: 493,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,085.60 : 1,558,774.20 = 329,039.60 : x
  2. Step 2: Convert to fraction form
    1,039,085.60/1,558,774.20 = 329,039.60/x
  3. Step 3: Cross multiply
    1,039,085.60x = 1,558,774.20 × 329,039.60
  4. Step 4: Simplify right side
    1,039,085.60x = 512,898,439,258.32
  5. Step 5: Solve for x
    x = 512,898,439,258.32/1,039,085.60
  6. Step 6: Final answer
    x = 493,605.57

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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.