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Finding the Fourth Proportional to 359,030.24, 537,502.08 and 208,812.32

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Solution

The fourth proportional to 359,030.24, 537,502.08 and 208,812.32 is: 312,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,030.24 : 537,502.08 = 208,812.32 : x
  2. Step 2: Convert to fraction form
    359,030.24/537,502.08 = 208,812.32/x
  3. Step 3: Cross multiply
    359,030.24x = 537,502.08 × 208,812.32
  4. Step 4: Simplify right side
    359,030.24x = 112,237,056,329.63
  5. Step 5: Solve for x
    x = 112,237,056,329.63/359,030.24
  6. Step 6: Final answer
    x = 312,611.71

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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.