Home / 723,952.99-1,085,259.15-268,290.55

Finding the Fourth Proportional to 723,952.99, 1,085,259.15 and 268,290.55

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Solution

The fourth proportional to 723,952.99, 1,085,259.15 and 268,290.55 is: 402,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,952.99 : 1,085,259.15 = 268,290.55 : x
  2. Step 2: Convert to fraction form
    723,952.99/1,085,259.15 = 268,290.55/x
  3. Step 3: Cross multiply
    723,952.99x = 1,085,259.15 × 268,290.55
  4. Step 4: Simplify right side
    723,952.99x = 291,164,774,246.03
  5. Step 5: Solve for x
    x = 291,164,774,246.03/723,952.99
  6. Step 6: Final answer
    x = 402,187.40

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Double scale
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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.