Home / 602,350.66-831,228.71-344,211.20

Finding the Fourth Proportional to 602,350.66, 831,228.71 and 344,211.20

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Solution

The fourth proportional to 602,350.66, 831,228.71 and 344,211.20 is: 475,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,350.66 : 831,228.71 = 344,211.20 : x
  2. Step 2: Convert to fraction form
    602,350.66/831,228.71 = 344,211.20/x
  3. Step 3: Cross multiply
    602,350.66x = 831,228.71 × 344,211.20
  4. Step 4: Simplify right side
    602,350.66x = 286,118,228,983.46
  5. Step 5: Solve for x
    x = 286,118,228,983.46/602,350.66
  6. Step 6: Final answer
    x = 475,002.76

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1.5x scale

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.