Home / 522,748.65-721,127.16-341,566.50

Finding the Fourth Proportional to 522,748.65, 721,127.16 and 341,566.50

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Solution

The fourth proportional to 522,748.65, 721,127.16 and 341,566.50 is: 471,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,748.65 : 721,127.16 = 341,566.50 : x
  2. Step 2: Convert to fraction form
    522,748.65/721,127.16 = 341,566.50/x
  3. Step 3: Cross multiply
    522,748.65x = 721,127.16 × 341,566.50
  4. Step 4: Simplify right side
    522,748.65x = 246,312,880,096.14
  5. Step 5: Solve for x
    x = 246,312,880,096.14/522,748.65
  6. Step 6: Final answer
    x = 471,187.98

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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.