Home / 771,933.62-1,158,012.06-292,031.30

Finding the Fourth Proportional to 771,933.62, 1,158,012.06 and 292,031.30

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Solution

The fourth proportional to 771,933.62, 1,158,012.06 and 292,031.30 is: 438,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,933.62 : 1,158,012.06 = 292,031.30 : x
  2. Step 2: Convert to fraction form
    771,933.62/1,158,012.06 = 292,031.30/x
  3. Step 3: Cross multiply
    771,933.62x = 1,158,012.06 × 292,031.30
  4. Step 4: Simplify right side
    771,933.62x = 338,175,767,297.48
  5. Step 5: Solve for x
    x = 338,175,767,297.48/771,933.62
  6. Step 6: Final answer
    x = 438,089.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.