Home / 673,047.10-1,009,570.65-484,090.30

Finding the Fourth Proportional to 673,047.10, 1,009,570.65 and 484,090.30

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Solution

The fourth proportional to 673,047.10, 1,009,570.65 and 484,090.30 is: 726,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,047.10 : 1,009,570.65 = 484,090.30 : x
  2. Step 2: Convert to fraction form
    673,047.10/1,009,570.65 = 484,090.30/x
  3. Step 3: Cross multiply
    673,047.10x = 1,009,570.65 × 484,090.30
  4. Step 4: Simplify right side
    673,047.10x = 488,723,358,829.70
  5. Step 5: Solve for x
    x = 488,723,358,829.70/673,047.10
  6. Step 6: Final answer
    x = 726,135.45

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Double scale
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Similar ratio
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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.