Home / 673,743.12-1,009,472.83-406,943.13

Finding the Fourth Proportional to 673,743.12, 1,009,472.83 and 406,943.13

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Solution

The fourth proportional to 673,743.12, 1,009,472.83 and 406,943.13 is: 609,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,743.12 : 1,009,472.83 = 406,943.13 : x
  2. Step 2: Convert to fraction form
    673,743.12/1,009,472.83 = 406,943.13/x
  3. Step 3: Cross multiply
    673,743.12x = 1,009,472.83 × 406,943.13
  4. Step 4: Simplify right side
    673,743.12x = 410,798,031,310.71
  5. Step 5: Solve for x
    x = 410,798,031,310.71/673,743.12
  6. Step 6: Final answer
    x = 609,725.01

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Double scale
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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.