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Finding the Fourth Proportional to 634,402.07, 875,521.18 and 362,464.14

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Solution

The fourth proportional to 634,402.07, 875,521.18 and 362,464.14 is: 500,226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,402.07 : 875,521.18 = 362,464.14 : x
  2. Step 2: Convert to fraction form
    634,402.07/875,521.18 = 362,464.14/x
  3. Step 3: Cross multiply
    634,402.07x = 875,521.18 × 362,464.14
  4. Step 4: Simplify right side
    634,402.07x = 317,345,031,560.49
  5. Step 5: Solve for x
    x = 317,345,031,560.49/634,402.07
  6. Step 6: Final answer
    x = 500,226.98

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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.