Home / 470,619.52-649,461.10-255,762.98

Finding the Fourth Proportional to 470,619.52, 649,461.10 and 255,762.98

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Solution

The fourth proportional to 470,619.52, 649,461.10 and 255,762.98 is: 352,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,619.52 : 649,461.10 = 255,762.98 : x
  2. Step 2: Convert to fraction form
    470,619.52/649,461.10 = 255,762.98/x
  3. Step 3: Cross multiply
    470,619.52x = 649,461.10 × 255,762.98
  4. Step 4: Simplify right side
    470,619.52x = 166,108,106,330.08
  5. Step 5: Solve for x
    x = 166,108,106,330.08/470,619.52
  6. Step 6: Final answer
    x = 352,956.26

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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.