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Finding the Fourth Proportional to 464,176.59, 640,773.58 and 292,347.08

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Solution

The fourth proportional to 464,176.59, 640,773.58 and 292,347.08 is: 403,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,176.59 : 640,773.58 = 292,347.08 : x
  2. Step 2: Convert to fraction form
    464,176.59/640,773.58 = 292,347.08/x
  3. Step 3: Cross multiply
    464,176.59x = 640,773.58 × 292,347.08
  4. Step 4: Simplify right side
    464,176.59x = 187,328,284,070.46
  5. Step 5: Solve for x
    x = 187,328,284,070.46/464,176.59
  6. Step 6: Final answer
    x = 403,571.16

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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.