Home / 346,400.10-519,600.15-228,204.90

Finding the Fourth Proportional to 346,400.10, 519,600.15 and 228,204.90

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Solution

The fourth proportional to 346,400.10, 519,600.15 and 228,204.90 is: 342,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,400.10 : 519,600.15 = 228,204.90 : x
  2. Step 2: Convert to fraction form
    346,400.10/519,600.15 = 228,204.90/x
  3. Step 3: Cross multiply
    346,400.10x = 519,600.15 × 228,204.90
  4. Step 4: Simplify right side
    346,400.10x = 118,575,300,270.74
  5. Step 5: Solve for x
    x = 118,575,300,270.74/346,400.10
  6. Step 6: Final answer
    x = 342,307.35

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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.