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Finding the Fourth Proportional to 472,594.98, 651,812.46 and 302,844.90

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Solution

The fourth proportional to 472,594.98, 651,812.46 and 302,844.90 is: 417,689.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,594.98 : 651,812.46 = 302,844.90 : x
  2. Step 2: Convert to fraction form
    472,594.98/651,812.46 = 302,844.90/x
  3. Step 3: Cross multiply
    472,594.98x = 651,812.46 × 302,844.90
  4. Step 4: Simplify right side
    472,594.98x = 197,398,079,267.45
  5. Step 5: Solve for x
    x = 197,398,079,267.45/472,594.98
  6. Step 6: Final answer
    x = 417,689.75

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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.