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Finding the Fourth Proportional to 436,462.02, 602,270.64 and 245,434.86

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Solution

The fourth proportional to 436,462.02, 602,270.64 and 245,434.86 is: 338,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,462.02 : 602,270.64 = 245,434.86 : x
  2. Step 2: Convert to fraction form
    436,462.02/602,270.64 = 245,434.86/x
  3. Step 3: Cross multiply
    436,462.02x = 602,270.64 × 245,434.86
  4. Step 4: Simplify right side
    436,462.02x = 147,818,210,210.51
  5. Step 5: Solve for x
    x = 147,818,210,210.51/436,462.02
  6. Step 6: Final answer
    x = 338,673.71

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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.