Home / 839,299.02-1,158,232.41-457,325.52

Finding the Fourth Proportional to 839,299.02, 1,158,232.41 and 457,325.52

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Solution

The fourth proportional to 839,299.02, 1,158,232.41 and 457,325.52 is: 631,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,299.02 : 1,158,232.41 = 457,325.52 : x
  2. Step 2: Convert to fraction form
    839,299.02/1,158,232.41 = 457,325.52/x
  3. Step 3: Cross multiply
    839,299.02x = 1,158,232.41 × 457,325.52
  4. Step 4: Simplify right side
    839,299.02x = 529,689,239,184.10
  5. Step 5: Solve for x
    x = 529,689,239,184.10/839,299.02
  6. Step 6: Final answer
    x = 631,109.09

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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.