Home / 604,629.68-834,363.93-328,988.66

Finding the Fourth Proportional to 604,629.68, 834,363.93 and 328,988.66

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Solution

The fourth proportional to 604,629.68, 834,363.93 and 328,988.66 is: 453,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,629.68 : 834,363.93 = 328,988.66 : x
  2. Step 2: Convert to fraction form
    604,629.68/834,363.93 = 328,988.66/x
  3. Step 3: Cross multiply
    604,629.68x = 834,363.93 × 328,988.66
  4. Step 4: Simplify right side
    604,629.68x = 274,496,273,368.94
  5. Step 5: Solve for x
    x = 274,496,273,368.94/604,629.68
  6. Step 6: Final answer
    x = 453,990.74

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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.