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Finding the Fourth Proportional to 602,457.80, 904,045.10 and 228,518.60

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Solution

The fourth proportional to 602,457.80, 904,045.10 and 228,518.60 is: 342,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,457.80 : 904,045.10 = 228,518.60 : x
  2. Step 2: Convert to fraction form
    602,457.80/904,045.10 = 228,518.60/x
  3. Step 3: Cross multiply
    602,457.80x = 904,045.10 × 228,518.60
  4. Step 4: Simplify right side
    602,457.80x = 206,591,120,588.86
  5. Step 5: Solve for x
    x = 206,591,120,588.86/602,457.80
  6. Step 6: Final answer
    x = 342,913.84

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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.