Home / 951,875.48-1,313,580.30-522,145.64

Finding the Fourth Proportional to 951,875.48, 1,313,580.30 and 522,145.64

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Solution

The fourth proportional to 951,875.48, 1,313,580.30 and 522,145.64 is: 720,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,875.48 : 1,313,580.30 = 522,145.64 : x
  2. Step 2: Convert to fraction form
    951,875.48/1,313,580.30 = 522,145.64/x
  3. Step 3: Cross multiply
    951,875.48x = 1,313,580.30 × 522,145.64
  4. Step 4: Simplify right side
    951,875.48x = 685,880,226,434.89
  5. Step 5: Solve for x
    x = 685,880,226,434.89/951,875.48
  6. Step 6: Final answer
    x = 720,556.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.