Home / 730,749.60-1,095,087.60-539,719.20

Finding the Fourth Proportional to 730,749.60, 1,095,087.60 and 539,719.20

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Solution

The fourth proportional to 730,749.60, 1,095,087.60 and 539,719.20 is: 808,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,749.60 : 1,095,087.60 = 539,719.20 : x
  2. Step 2: Convert to fraction form
    730,749.60/1,095,087.60 = 539,719.20/x
  3. Step 3: Cross multiply
    730,749.60x = 1,095,087.60 × 539,719.20
  4. Step 4: Simplify right side
    730,749.60x = 591,039,803,401.92
  5. Step 5: Solve for x
    x = 591,039,803,401.92/730,749.60
  6. Step 6: Final answer
    x = 808,813.04

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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.