Home / 346,007.61-477,523.89-210,010.23

Finding the Fourth Proportional to 346,007.61, 477,523.89 and 210,010.23

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Solution

The fourth proportional to 346,007.61, 477,523.89 and 210,010.23 is: 289,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,007.61 : 477,523.89 = 210,010.23 : x
  2. Step 2: Convert to fraction form
    346,007.61/477,523.89 = 210,010.23/x
  3. Step 3: Cross multiply
    346,007.61x = 477,523.89 × 210,010.23
  4. Step 4: Simplify right side
    346,007.61x = 100,284,901,969.40
  5. Step 5: Solve for x
    x = 100,284,901,969.40/346,007.61
  6. Step 6: Final answer
    x = 289,834.38

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Double scale
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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.