Home / 632,497.42-872,853.30-346,011.34

Finding the Fourth Proportional to 632,497.42, 872,853.30 and 346,011.34

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Solution

The fourth proportional to 632,497.42, 872,853.30 and 346,011.34 is: 477,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,497.42 : 872,853.30 = 346,011.34 : x
  2. Step 2: Convert to fraction form
    632,497.42/872,853.30 = 346,011.34/x
  3. Step 3: Cross multiply
    632,497.42x = 872,853.30 × 346,011.34
  4. Step 4: Simplify right side
    632,497.42x = 302,017,139,956.42
  5. Step 5: Solve for x
    x = 302,017,139,956.42/632,497.42
  6. Step 6: Final answer
    x = 477,499.40

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Double scale
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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.