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Finding the Fourth Proportional to 467,312.82, 700,985.01 and 130,361.73

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Solution

The fourth proportional to 467,312.82, 700,985.01 and 130,361.73 is: 195,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,312.82 : 700,985.01 = 130,361.73 : x
  2. Step 2: Convert to fraction form
    467,312.82/700,985.01 = 130,361.73/x
  3. Step 3: Cross multiply
    467,312.82x = 700,985.01 × 130,361.73
  4. Step 4: Simplify right side
    467,312.82x = 91,381,618,607.67
  5. Step 5: Solve for x
    x = 91,381,618,607.67/467,312.82
  6. Step 6: Final answer
    x = 195,547.00

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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.