Home / 402,307.04-602,957.46-202,677.68

Finding the Fourth Proportional to 402,307.04, 602,957.46 and 202,677.68

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Solution

The fourth proportional to 402,307.04, 602,957.46 and 202,677.68 is: 303,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,307.04 : 602,957.46 = 202,677.68 : x
  2. Step 2: Convert to fraction form
    402,307.04/602,957.46 = 202,677.68/x
  3. Step 3: Cross multiply
    402,307.04x = 602,957.46 × 202,677.68
  4. Step 4: Simplify right side
    402,307.04x = 122,206,019,131.49
  5. Step 5: Solve for x
    x = 122,206,019,131.49/402,307.04
  6. Step 6: Final answer
    x = 303,763.06

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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.