Home / 666,741.27-1,000,010.41-217,461.51

Finding the Fourth Proportional to 666,741.27, 1,000,010.41 and 217,461.51

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Solution

The fourth proportional to 666,741.27, 1,000,010.41 and 217,461.51 is: 326,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,741.27 : 1,000,010.41 = 217,461.51 : x
  2. Step 2: Convert to fraction form
    666,741.27/1,000,010.41 = 217,461.51/x
  3. Step 3: Cross multiply
    666,741.27x = 1,000,010.41 × 217,461.51
  4. Step 4: Simplify right side
    666,741.27x = 217,463,773,230.67
  5. Step 5: Solve for x
    x = 217,463,773,230.67/666,741.27
  6. Step 6: Final answer
    x = 326,159.16

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1.5x scale

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.