Home / 910,012.20-1,365,018.30-898,202.40

Finding the Fourth Proportional to 910,012.20, 1,365,018.30 and 898,202.40

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Solution

The fourth proportional to 910,012.20, 1,365,018.30 and 898,202.40 is: 1,347,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,012.20 : 1,365,018.30 = 898,202.40 : x
  2. Step 2: Convert to fraction form
    910,012.20/1,365,018.30 = 898,202.40/x
  3. Step 3: Cross multiply
    910,012.20x = 1,365,018.30 × 898,202.40
  4. Step 4: Simplify right side
    910,012.20x = 1,226,062,713,103.92
  5. Step 5: Solve for x
    x = 1,226,062,713,103.92/910,012.20
  6. Step 6: Final answer
    x = 1,347,303.60

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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.