Home / 753,722.48-1,130,739.48-248,314.16

Finding the Fourth Proportional to 753,722.48, 1,130,739.48 and 248,314.16

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Solution

The fourth proportional to 753,722.48, 1,130,739.48 and 248,314.16 is: 372,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,722.48 : 1,130,739.48 = 248,314.16 : x
  2. Step 2: Convert to fraction form
    753,722.48/1,130,739.48 = 248,314.16/x
  3. Step 3: Cross multiply
    753,722.48x = 1,130,739.48 × 248,314.16
  4. Step 4: Simplify right side
    753,722.48x = 280,778,624,155.04
  5. Step 5: Solve for x
    x = 280,778,624,155.04/753,722.48
  6. Step 6: Final answer
    x = 372,522.56

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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.