Home / 670,247.38-924,917.96-368,439.22

Finding the Fourth Proportional to 670,247.38, 924,917.96 and 368,439.22

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Solution

The fourth proportional to 670,247.38, 924,917.96 and 368,439.22 is: 508,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,247.38 : 924,917.96 = 368,439.22 : x
  2. Step 2: Convert to fraction form
    670,247.38/924,917.96 = 368,439.22/x
  3. Step 3: Cross multiply
    670,247.38x = 924,917.96 × 368,439.22
  4. Step 4: Simplify right side
    670,247.38x = 340,776,051,746.39
  5. Step 5: Solve for x
    x = 340,776,051,746.39/670,247.38
  6. Step 6: Final answer
    x = 508,433.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.