Home / 495,339.84-683,572.77-268,985.34

Finding the Fourth Proportional to 495,339.84, 683,572.77 and 268,985.34

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Solution

The fourth proportional to 495,339.84, 683,572.77 and 268,985.34 is: 371,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,339.84 : 683,572.77 = 268,985.34 : x
  2. Step 2: Convert to fraction form
    495,339.84/683,572.77 = 268,985.34/x
  3. Step 3: Cross multiply
    495,339.84x = 683,572.77 × 268,985.34
  4. Step 4: Simplify right side
    495,339.84x = 183,871,053,953.19
  5. Step 5: Solve for x
    x = 183,871,053,953.19/495,339.84
  6. Step 6: Final answer
    x = 371,201.83

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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.