Home / 864,598.04-1,297,072.02-303,676.28

Finding the Fourth Proportional to 864,598.04, 1,297,072.02 and 303,676.28

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Solution

The fourth proportional to 864,598.04, 1,297,072.02 and 303,676.28 is: 455,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,598.04 : 1,297,072.02 = 303,676.28 : x
  2. Step 2: Convert to fraction form
    864,598.04/1,297,072.02 = 303,676.28/x
  3. Step 3: Cross multiply
    864,598.04x = 1,297,072.02 × 303,676.28
  4. Step 4: Simplify right side
    864,598.04x = 393,890,005,925.69
  5. Step 5: Solve for x
    x = 393,890,005,925.69/864,598.04
  6. Step 6: Final answer
    x = 455,575.87

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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.