Home / 772,432.34-1,158,968.25-417,028.37

Finding the Fourth Proportional to 772,432.34, 1,158,968.25 and 417,028.37

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Solution

The fourth proportional to 772,432.34, 1,158,968.25 and 417,028.37 is: 625,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,432.34 : 1,158,968.25 = 417,028.37 : x
  2. Step 2: Convert to fraction form
    772,432.34/1,158,968.25 = 417,028.37/x
  3. Step 3: Cross multiply
    772,432.34x = 1,158,968.25 × 417,028.37
  4. Step 4: Simplify right side
    772,432.34x = 483,322,634,384.41
  5. Step 5: Solve for x
    x = 483,322,634,384.41/772,432.34
  6. Step 6: Final answer
    x = 625,715.18

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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.