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Finding the Fourth Proportional to 292,297.34, 403,404.35 and 243,152.14

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Solution

The fourth proportional to 292,297.34, 403,404.35 and 243,152.14 is: 335,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,297.34 : 403,404.35 = 243,152.14 : x
  2. Step 2: Convert to fraction form
    292,297.34/403,404.35 = 243,152.14/x
  3. Step 3: Cross multiply
    292,297.34x = 403,404.35 × 243,152.14
  4. Step 4: Simplify right side
    292,297.34x = 98,088,630,587.18
  5. Step 5: Solve for x
    x = 98,088,630,587.18/292,297.34
  6. Step 6: Final answer
    x = 335,578.26

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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.