Home / 1,123,670.90-1,685,555.55-325,033.18

Finding the Fourth Proportional to 1,123,670.90, 1,685,555.55 and 325,033.18

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Solution

The fourth proportional to 1,123,670.90, 1,685,555.55 and 325,033.18 is: 487,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,670.90 : 1,685,555.55 = 325,033.18 : x
  2. Step 2: Convert to fraction form
    1,123,670.90/1,685,555.55 = 325,033.18/x
  3. Step 3: Cross multiply
    1,123,670.90x = 1,685,555.55 × 325,033.18
  4. Step 4: Simplify right side
    1,123,670.90x = 547,861,480,483.15
  5. Step 5: Solve for x
    x = 547,861,480,483.15/1,123,670.90
  6. Step 6: Final answer
    x = 487,564.00

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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.