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Finding the Fourth Proportional to 402,496.35, 604,133.33 and 245,032.35

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Solution

The fourth proportional to 402,496.35, 604,133.33 and 245,032.35 is: 367,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,496.35 : 604,133.33 = 245,032.35 : x
  2. Step 2: Convert to fraction form
    402,496.35/604,133.33 = 245,032.35/x
  3. Step 3: Cross multiply
    402,496.35x = 604,133.33 × 245,032.35
  4. Step 4: Simplify right side
    402,496.35x = 148,032,208,338.06
  5. Step 5: Solve for x
    x = 148,032,208,338.06/402,496.35
  6. Step 6: Final answer
    x = 367,785.22

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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.