Home / 753,887.10-1,130,970.75-248,483.55

Finding the Fourth Proportional to 753,887.10, 1,130,970.75 and 248,483.55

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Solution

The fourth proportional to 753,887.10, 1,130,970.75 and 248,483.55 is: 372,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,887.10 : 1,130,970.75 = 248,483.55 : x
  2. Step 2: Convert to fraction form
    753,887.10/1,130,970.75 = 248,483.55/x
  3. Step 3: Cross multiply
    753,887.10x = 1,130,970.75 × 248,483.55
  4. Step 4: Simplify right side
    753,887.10x = 281,027,626,906.16
  5. Step 5: Solve for x
    x = 281,027,626,906.16/753,887.10
  6. Step 6: Final answer
    x = 372,771.50

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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.