Home / 772,563.70-1,158,457.82-367,635.18

Finding the Fourth Proportional to 772,563.70, 1,158,457.82 and 367,635.18

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Solution

The fourth proportional to 772,563.70, 1,158,457.82 and 367,635.18 is: 551,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,563.70 : 1,158,457.82 = 367,635.18 : x
  2. Step 2: Convert to fraction form
    772,563.70/1,158,457.82 = 367,635.18/x
  3. Step 3: Cross multiply
    772,563.70x = 1,158,457.82 × 367,635.18
  4. Step 4: Simplify right side
    772,563.70x = 425,889,849,178.11
  5. Step 5: Solve for x
    x = 425,889,849,178.11/772,563.70
  6. Step 6: Final answer
    x = 551,268.26

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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.