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Finding the Fourth Proportional to 601,454.80, 830,096.04 and 346,756.24

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Solution

The fourth proportional to 601,454.80, 830,096.04 and 346,756.24 is: 478,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,454.80 : 830,096.04 = 346,756.24 : x
  2. Step 2: Convert to fraction form
    601,454.80/830,096.04 = 346,756.24/x
  3. Step 3: Cross multiply
    601,454.80x = 830,096.04 × 346,756.24
  4. Step 4: Simplify right side
    601,454.80x = 287,840,981,669.29
  5. Step 5: Solve for x
    x = 287,840,981,669.29/601,454.80
  6. Step 6: Final answer
    x = 478,574.59

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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.