Home / 340,881.12-470,417.52-197,725.92

Finding the Fourth Proportional to 340,881.12, 470,417.52 and 197,725.92

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Solution

The fourth proportional to 340,881.12, 470,417.52 and 197,725.92 is: 272,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,881.12 : 470,417.52 = 197,725.92 : x
  2. Step 2: Convert to fraction form
    340,881.12/470,417.52 = 197,725.92/x
  3. Step 3: Cross multiply
    340,881.12x = 470,417.52 × 197,725.92
  4. Step 4: Simplify right side
    340,881.12x = 93,013,736,926.12
  5. Step 5: Solve for x
    x = 93,013,736,926.12/340,881.12
  6. Step 6: Final answer
    x = 272,862.68

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1.5x scale

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.