Home / 476,210.42-657,199.95-314,785.52

Finding the Fourth Proportional to 476,210.42, 657,199.95 and 314,785.52

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Solution

The fourth proportional to 476,210.42, 657,199.95 and 314,785.52 is: 434,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,210.42 : 657,199.95 = 314,785.52 : x
  2. Step 2: Convert to fraction form
    476,210.42/657,199.95 = 314,785.52/x
  3. Step 3: Cross multiply
    476,210.42x = 657,199.95 × 314,785.52
  4. Step 4: Simplify right side
    476,210.42x = 206,877,028,004.72
  5. Step 5: Solve for x
    x = 206,877,028,004.72/476,210.42
  6. Step 6: Final answer
    x = 434,423.56

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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.