Home / 634,459.77-875,576.79-347,981.00

Finding the Fourth Proportional to 634,459.77, 875,576.79 and 347,981.00

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Solution

The fourth proportional to 634,459.77, 875,576.79 and 347,981.00 is: 480,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,459.77 : 875,576.79 = 347,981.00 : x
  2. Step 2: Convert to fraction form
    634,459.77/875,576.79 = 347,981.00/x
  3. Step 3: Cross multiply
    634,459.77x = 875,576.79 × 347,981.00
  4. Step 4: Simplify right side
    634,459.77x = 304,684,082,583.11
  5. Step 5: Solve for x
    x = 304,684,082,583.11/634,459.77
  6. Step 6: Final answer
    x = 480,226.01

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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.