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Finding the Fourth Proportional to 364,553.10, 546,829.65 and 275,979.60

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Solution

The fourth proportional to 364,553.10, 546,829.65 and 275,979.60 is: 413,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,553.10 : 546,829.65 = 275,979.60 : x
  2. Step 2: Convert to fraction form
    364,553.10/546,829.65 = 275,979.60/x
  3. Step 3: Cross multiply
    364,553.10x = 546,829.65 × 275,979.60
  4. Step 4: Simplify right side
    364,553.10x = 150,913,828,075.14
  5. Step 5: Solve for x
    x = 150,913,828,075.14/364,553.10
  6. Step 6: Final answer
    x = 413,969.40

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1.5x scale

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.