Home / 470,606.36-649,440.89-255,746.46

Finding the Fourth Proportional to 470,606.36, 649,440.89 and 255,746.46

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Solution

The fourth proportional to 470,606.36, 649,440.89 and 255,746.46 is: 352,932.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,606.36 : 649,440.89 = 255,746.46 : x
  2. Step 2: Convert to fraction form
    470,606.36/649,440.89 = 255,746.46/x
  3. Step 3: Cross multiply
    470,606.36x = 649,440.89 × 255,746.46
  4. Step 4: Simplify right side
    470,606.36x = 166,092,210,712.47
  5. Step 5: Solve for x
    x = 166,092,210,712.47/470,606.36
  6. Step 6: Final answer
    x = 352,932.36

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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.