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Finding the Fourth Proportional to 633,044.80, 873,612.24 and 346,560.16

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Solution

The fourth proportional to 633,044.80, 873,612.24 and 346,560.16 is: 478,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,044.80 : 873,612.24 = 346,560.16 : x
  2. Step 2: Convert to fraction form
    633,044.80/873,612.24 = 346,560.16/x
  3. Step 3: Cross multiply
    633,044.80x = 873,612.24 × 346,560.16
  4. Step 4: Simplify right side
    633,044.80x = 302,759,197,672.36
  5. Step 5: Solve for x
    x = 302,759,197,672.36/633,044.80
  6. Step 6: Final answer
    x = 478,258.72

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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.