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Finding the Fourth Proportional to 377,539.94, 565,916.24 and 153,055.32

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Solution

The fourth proportional to 377,539.94, 565,916.24 and 153,055.32 is: 229,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,539.94 : 565,916.24 = 153,055.32 : x
  2. Step 2: Convert to fraction form
    377,539.94/565,916.24 = 153,055.32/x
  3. Step 3: Cross multiply
    377,539.94x = 565,916.24 × 153,055.32
  4. Step 4: Simplify right side
    377,539.94x = 86,616,490,441.12
  5. Step 5: Solve for x
    x = 86,616,490,441.12/377,539.94
  6. Step 6: Final answer
    x = 229,423.39

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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.