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Finding the Fourth Proportional to 602,903.84, 832,073.40 and 344,804.72

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Solution

The fourth proportional to 602,903.84, 832,073.40 and 344,804.72 is: 475,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,903.84 : 832,073.40 = 344,804.72 : x
  2. Step 2: Convert to fraction form
    602,903.84/832,073.40 = 344,804.72/x
  3. Step 3: Cross multiply
    602,903.84x = 832,073.40 × 344,804.72
  4. Step 4: Simplify right side
    602,903.84x = 286,902,835,706.45
  5. Step 5: Solve for x
    x = 286,902,835,706.45/602,903.84
  6. Step 6: Final answer
    x = 475,868.32

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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.