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Finding the Fourth Proportional to 652,594.89, 900,379.04 and 380,470.23

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Solution

The fourth proportional to 652,594.89, 900,379.04 and 380,470.23 is: 524,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,594.89 : 900,379.04 = 380,470.23 : x
  2. Step 2: Convert to fraction form
    652,594.89/900,379.04 = 380,470.23/x
  3. Step 3: Cross multiply
    652,594.89x = 900,379.04 × 380,470.23
  4. Step 4: Simplify right side
    652,594.89x = 342,567,418,533.63
  5. Step 5: Solve for x
    x = 342,567,418,533.63/652,594.89
  6. Step 6: Final answer
    x = 524,931.20

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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.