Home / 495,564.19-683,878.58-269,209.69

Finding the Fourth Proportional to 495,564.19, 683,878.58 and 269,209.69

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Solution

The fourth proportional to 495,564.19, 683,878.58 and 269,209.69 is: 371,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,564.19 : 683,878.58 = 269,209.69 : x
  2. Step 2: Convert to fraction form
    495,564.19/683,878.58 = 269,209.69/x
  3. Step 3: Cross multiply
    495,564.19x = 683,878.58 × 269,209.69
  4. Step 4: Simplify right side
    495,564.19x = 184,106,739,482.77
  5. Step 5: Solve for x
    x = 184,106,739,482.77/495,564.19
  6. Step 6: Final answer
    x = 371,509.37

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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.