Home / 282,332.10-423,238.28-122,307.47

Finding the Fourth Proportional to 282,332.10, 423,238.28 and 122,307.47

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Solution

The fourth proportional to 282,332.10, 423,238.28 and 122,307.47 is: 183,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,332.10 : 423,238.28 = 122,307.47 : x
  2. Step 2: Convert to fraction form
    282,332.10/423,238.28 = 122,307.47/x
  3. Step 3: Cross multiply
    282,332.10x = 423,238.28 × 122,307.47
  4. Step 4: Simplify right side
    282,332.10x = 51,765,200,506.22
  5. Step 5: Solve for x
    x = 51,765,200,506.22/282,332.10
  6. Step 6: Final answer
    x = 183,348.62

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1.5x scale

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.