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Finding the Fourth Proportional to 612,312.62, 845,001.47 and 336,682.04

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Solution

The fourth proportional to 612,312.62, 845,001.47 and 336,682.04 is: 464,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,312.62 : 845,001.47 = 336,682.04 : x
  2. Step 2: Convert to fraction form
    612,312.62/845,001.47 = 336,682.04/x
  3. Step 3: Cross multiply
    612,312.62x = 845,001.47 × 336,682.04
  4. Step 4: Simplify right side
    612,312.62x = 284,496,818,722.60
  5. Step 5: Solve for x
    x = 284,496,818,722.60/612,312.62
  6. Step 6: Final answer
    x = 464,626.74

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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.