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Finding the Fourth Proportional to 292,065.63, 403,050.59 and 157,929.63

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Solution

The fourth proportional to 292,065.63, 403,050.59 and 157,929.63 is: 217,942.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,065.63 : 403,050.59 = 157,929.63 : x
  2. Step 2: Convert to fraction form
    292,065.63/403,050.59 = 157,929.63/x
  3. Step 3: Cross multiply
    292,065.63x = 403,050.59 × 157,929.63
  4. Step 4: Simplify right side
    292,065.63x = 63,653,630,549.98
  5. Step 5: Solve for x
    x = 63,653,630,549.98/292,065.63
  6. Step 6: Final answer
    x = 217,942.90

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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.