Home / 902,402.10-1,353,603.15-303,164.10

Finding the Fourth Proportional to 902,402.10, 1,353,603.15 and 303,164.10

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Solution

The fourth proportional to 902,402.10, 1,353,603.15 and 303,164.10 is: 454,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,402.10 : 1,353,603.15 = 303,164.10 : x
  2. Step 2: Convert to fraction form
    902,402.10/1,353,603.15 = 303,164.10/x
  3. Step 3: Cross multiply
    902,402.10x = 1,353,603.15 × 303,164.10
  4. Step 4: Simplify right side
    902,402.10x = 410,363,880,726.92
  5. Step 5: Solve for x
    x = 410,363,880,726.92/902,402.10
  6. Step 6: Final answer
    x = 454,746.15

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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.