Home / 804,353.10-1,210,878.20-732,766.10

Finding the Fourth Proportional to 804,353.10, 1,210,878.20 and 732,766.10

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Solution

The fourth proportional to 804,353.10, 1,210,878.20 and 732,766.10 is: 1,103,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,353.10 : 1,210,878.20 = 732,766.10 : x
  2. Step 2: Convert to fraction form
    804,353.10/1,210,878.20 = 732,766.10/x
  3. Step 3: Cross multiply
    804,353.10x = 1,210,878.20 × 732,766.10
  4. Step 4: Simplify right side
    804,353.10x = 887,290,487,844.74
  5. Step 5: Solve for x
    x = 887,290,487,844.74/804,353.10
  6. Step 6: Final answer
    x = 1,103,110.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.