Home / 495,231.47-742,953.77-153,668.09

Finding the Fourth Proportional to 495,231.47, 742,953.77 and 153,668.09

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Solution

The fourth proportional to 495,231.47, 742,953.77 and 153,668.09 is: 230,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,231.47 : 742,953.77 = 153,668.09 : x
  2. Step 2: Convert to fraction form
    495,231.47/742,953.77 = 153,668.09/x
  3. Step 3: Cross multiply
    495,231.47x = 742,953.77 × 153,668.09
  4. Step 4: Simplify right side
    495,231.47x = 114,168,284,280.38
  5. Step 5: Solve for x
    x = 114,168,284,280.38/495,231.47
  6. Step 6: Final answer
    x = 230,535.20

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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.