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Finding the Fourth Proportional to 493,094.18, 736,074.16 and 433,307.18

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Solution

The fourth proportional to 493,094.18, 736,074.16 and 433,307.18 is: 646,826.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,094.18 : 736,074.16 = 433,307.18 : x
  2. Step 2: Convert to fraction form
    493,094.18/736,074.16 = 433,307.18/x
  3. Step 3: Cross multiply
    493,094.18x = 736,074.16 × 433,307.18
  4. Step 4: Simplify right side
    493,094.18x = 318,946,218,540.47
  5. Step 5: Solve for x
    x = 318,946,218,540.47/493,094.18
  6. Step 6: Final answer
    x = 646,826.17

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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.