Home / 374,631.10-561,946.65-372,298.30

Finding the Fourth Proportional to 374,631.10, 561,946.65 and 372,298.30

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Solution

The fourth proportional to 374,631.10, 561,946.65 and 372,298.30 is: 558,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,631.10 : 561,946.65 = 372,298.30 : x
  2. Step 2: Convert to fraction form
    374,631.10/561,946.65 = 372,298.30/x
  3. Step 3: Cross multiply
    374,631.10x = 561,946.65 × 372,298.30
  4. Step 4: Simplify right side
    374,631.10x = 209,211,782,485.70
  5. Step 5: Solve for x
    x = 209,211,782,485.70/374,631.10
  6. Step 6: Final answer
    x = 558,447.45

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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.