Home / 756,953.94-1,134,145.56-456,803.82

Finding the Fourth Proportional to 756,953.94, 1,134,145.56 and 456,803.82

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Solution

The fourth proportional to 756,953.94, 1,134,145.56 and 456,803.82 is: 684,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,953.94 : 1,134,145.56 = 456,803.82 : x
  2. Step 2: Convert to fraction form
    756,953.94/1,134,145.56 = 456,803.82/x
  3. Step 3: Cross multiply
    756,953.94x = 1,134,145.56 × 456,803.82
  4. Step 4: Simplify right side
    756,953.94x = 518,082,024,244.04
  5. Step 5: Solve for x
    x = 518,082,024,244.04/756,953.94
  6. Step 6: Final answer
    x = 684,430.05

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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.