Home / 910,088.60-1,365,132.90-404,648.60

Finding the Fourth Proportional to 910,088.60, 1,365,132.90 and 404,648.60

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Solution

The fourth proportional to 910,088.60, 1,365,132.90 and 404,648.60 is: 606,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,088.60 : 1,365,132.90 = 404,648.60 : x
  2. Step 2: Convert to fraction form
    910,088.60/1,365,132.90 = 404,648.60/x
  3. Step 3: Cross multiply
    910,088.60x = 1,365,132.90 × 404,648.60
  4. Step 4: Simplify right side
    910,088.60x = 552,399,116,798.94
  5. Step 5: Solve for x
    x = 552,399,116,798.94/910,088.60
  6. Step 6: Final answer
    x = 606,972.90

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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.