Home / 495,417.35-742,935.87-210,927.53

Finding the Fourth Proportional to 495,417.35, 742,935.87 and 210,927.53

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Solution

The fourth proportional to 495,417.35, 742,935.87 and 210,927.53 is: 316,310.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,417.35 : 742,935.87 = 210,927.53 : x
  2. Step 2: Convert to fraction form
    495,417.35/742,935.87 = 210,927.53/x
  3. Step 3: Cross multiply
    495,417.35x = 742,935.87 × 210,927.53
  4. Step 4: Simplify right side
    495,417.35x = 156,705,624,292.82
  5. Step 5: Solve for x
    x = 156,705,624,292.82/495,417.35
  6. Step 6: Final answer
    x = 316,310.33

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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.