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Finding the Fourth Proportional to 560,369.52, 773,369.52 and 342,705.54

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Solution

The fourth proportional to 560,369.52, 773,369.52 and 342,705.54 is: 472,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,369.52 : 773,369.52 = 342,705.54 : x
  2. Step 2: Convert to fraction form
    560,369.52/773,369.52 = 342,705.54/x
  3. Step 3: Cross multiply
    560,369.52x = 773,369.52 × 342,705.54
  4. Step 4: Simplify right side
    560,369.52x = 265,038,018,971.14
  5. Step 5: Solve for x
    x = 265,038,018,971.14/560,369.52
  6. Step 6: Final answer
    x = 472,970.08

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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.