Home / 784,737.48-1,082,900.58-435,900.44

Finding the Fourth Proportional to 784,737.48, 1,082,900.58 and 435,900.44

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Solution

The fourth proportional to 784,737.48, 1,082,900.58 and 435,900.44 is: 601,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,737.48 : 1,082,900.58 = 435,900.44 : x
  2. Step 2: Convert to fraction form
    784,737.48/1,082,900.58 = 435,900.44/x
  3. Step 3: Cross multiply
    784,737.48x = 1,082,900.58 × 435,900.44
  4. Step 4: Simplify right side
    784,737.48x = 472,036,839,298.26
  5. Step 5: Solve for x
    x = 472,036,839,298.26/784,737.48
  6. Step 6: Final answer
    x = 601,521.98

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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.