Home / 646,011.45-968,303.63-266,723.08

Finding the Fourth Proportional to 646,011.45, 968,303.63 and 266,723.08

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Solution

The fourth proportional to 646,011.45, 968,303.63 and 266,723.08 is: 399,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,011.45 : 968,303.63 = 266,723.08 : x
  2. Step 2: Convert to fraction form
    646,011.45/968,303.63 = 266,723.08/x
  3. Step 3: Cross multiply
    646,011.45x = 968,303.63 × 266,723.08
  4. Step 4: Simplify right side
    646,011.45x = 258,268,924,814.83
  5. Step 5: Solve for x
    x = 258,268,924,814.83/646,011.45
  6. Step 6: Final answer
    x = 399,790.01

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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.