Home / 772,574.40-1,158,861.60-634,334.40

Finding the Fourth Proportional to 772,574.40, 1,158,861.60 and 634,334.40

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Solution

The fourth proportional to 772,574.40, 1,158,861.60 and 634,334.40 is: 951,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,574.40 : 1,158,861.60 = 634,334.40 : x
  2. Step 2: Convert to fraction form
    772,574.40/1,158,861.60 = 634,334.40/x
  3. Step 3: Cross multiply
    772,574.40x = 1,158,861.60 × 634,334.40
  4. Step 4: Simplify right side
    772,574.40x = 735,105,777,719.04
  5. Step 5: Solve for x
    x = 735,105,777,719.04/772,574.40
  6. Step 6: Final answer
    x = 951,501.60

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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.