Home / 804,875.60-1,110,656.04-442,295.12

Finding the Fourth Proportional to 804,875.60, 1,110,656.04 and 442,295.12

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Solution

The fourth proportional to 804,875.60, 1,110,656.04 and 442,295.12 is: 610,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,875.60 : 1,110,656.04 = 442,295.12 : x
  2. Step 2: Convert to fraction form
    804,875.60/1,110,656.04 = 442,295.12/x
  3. Step 3: Cross multiply
    804,875.60x = 1,110,656.04 × 442,295.12
  4. Step 4: Simplify right side
    804,875.60x = 491,237,746,490.53
  5. Step 5: Solve for x
    x = 491,237,746,490.53/804,875.60
  6. Step 6: Final answer
    x = 610,327.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.