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Finding the Fourth Proportional to 603,329.04, 904,152.86 and 453,394.25

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Solution

The fourth proportional to 603,329.04, 904,152.86 and 453,394.25 is: 679,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,329.04 : 904,152.86 = 453,394.25 : x
  2. Step 2: Convert to fraction form
    603,329.04/904,152.86 = 453,394.25/x
  3. Step 3: Cross multiply
    603,329.04x = 904,152.86 × 453,394.25
  4. Step 4: Simplify right side
    603,329.04x = 409,937,701,057.32
  5. Step 5: Solve for x
    x = 409,937,701,057.32/603,329.04
  6. Step 6: Final answer
    x = 679,459.59

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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.