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Finding the Fourth Proportional to 632,632.92, 873,032.47 and 346,152.93

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Solution

The fourth proportional to 632,632.92, 873,032.47 and 346,152.93 is: 477,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,632.92 : 873,032.47 = 346,152.93 : x
  2. Step 2: Convert to fraction form
    632,632.92/873,032.47 = 346,152.93/x
  3. Step 3: Cross multiply
    632,632.92x = 873,032.47 × 346,152.93
  4. Step 4: Simplify right side
    632,632.92x = 302,202,747,475.64
  5. Step 5: Solve for x
    x = 302,202,747,475.64/632,632.92
  6. Step 6: Final answer
    x = 477,690.52

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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.