Home / 670,223.70-1,005,335.55-470,769.30

Finding the Fourth Proportional to 670,223.70, 1,005,335.55 and 470,769.30

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Solution

The fourth proportional to 670,223.70, 1,005,335.55 and 470,769.30 is: 706,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,223.70 : 1,005,335.55 = 470,769.30 : x
  2. Step 2: Convert to fraction form
    670,223.70/1,005,335.55 = 470,769.30/x
  3. Step 3: Cross multiply
    670,223.70x = 1,005,335.55 × 470,769.30
  4. Step 4: Simplify right side
    670,223.70x = 473,281,113,138.62
  5. Step 5: Solve for x
    x = 473,281,113,138.62/670,223.70
  6. Step 6: Final answer
    x = 706,153.95

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Double scale
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Similar ratio
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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.