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Finding the Fourth Proportional to 552,746.88, 824,809.44 and 493,173.12

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Solution

The fourth proportional to 552,746.88, 824,809.44 and 493,173.12 is: 735,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,746.88 : 824,809.44 = 493,173.12 : x
  2. Step 2: Convert to fraction form
    552,746.88/824,809.44 = 493,173.12/x
  3. Step 3: Cross multiply
    552,746.88x = 824,809.44 × 493,173.12
  4. Step 4: Simplify right side
    552,746.88x = 406,773,844,930.25
  5. Step 5: Solve for x
    x = 406,773,844,930.25/552,746.88
  6. Step 6: Final answer
    x = 735,913.42

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.