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Finding the Fourth Proportional to 435,071.79, 600,509.44 and 297,306.51

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Solution

The fourth proportional to 435,071.79, 600,509.44 and 297,306.51 is: 410,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,071.79 : 600,509.44 = 297,306.51 : x
  2. Step 2: Convert to fraction form
    435,071.79/600,509.44 = 297,306.51/x
  3. Step 3: Cross multiply
    435,071.79x = 600,509.44 × 297,306.51
  4. Step 4: Simplify right side
    435,071.79x = 178,535,365,085.19
  5. Step 5: Solve for x
    x = 178,535,365,085.19/435,071.79
  6. Step 6: Final answer
    x = 410,358.40

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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.