Home / 470,918.76-649,853.70-256,059.24

Finding the Fourth Proportional to 470,918.76, 649,853.70 and 256,059.24

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Solution

The fourth proportional to 470,918.76, 649,853.70 and 256,059.24 is: 353,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,918.76 : 649,853.70 = 256,059.24 : x
  2. Step 2: Convert to fraction form
    470,918.76/649,853.70 = 256,059.24/x
  3. Step 3: Cross multiply
    470,918.76x = 649,853.70 × 256,059.24
  4. Step 4: Simplify right side
    470,918.76x = 166,401,044,533.19
  5. Step 5: Solve for x
    x = 166,401,044,533.19/470,918.76
  6. Step 6: Final answer
    x = 353,354.04

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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.