Home / 673,106.39-1,007,871.11-406,506.23

Finding the Fourth Proportional to 673,106.39, 1,007,871.11 and 406,506.23

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Solution

The fourth proportional to 673,106.39, 1,007,871.11 and 406,506.23 is: 608,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,106.39 : 1,007,871.11 = 406,506.23 : x
  2. Step 2: Convert to fraction form
    673,106.39/1,007,871.11 = 406,506.23/x
  3. Step 3: Cross multiply
    673,106.39x = 1,007,871.11 × 406,506.23
  4. Step 4: Simplify right side
    673,106.39x = 409,705,883,219.48
  5. Step 5: Solve for x
    x = 409,705,883,219.48/673,106.39
  6. Step 6: Final answer
    x = 608,679.24

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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.