Home / 732,011.58-1,010,175.71-409,721.63

Finding the Fourth Proportional to 732,011.58, 1,010,175.71 and 409,721.63

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Solution

The fourth proportional to 732,011.58, 1,010,175.71 and 409,721.63 is: 565,415.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,011.58 : 1,010,175.71 = 409,721.63 : x
  2. Step 2: Convert to fraction form
    732,011.58/1,010,175.71 = 409,721.63/x
  3. Step 3: Cross multiply
    732,011.58x = 1,010,175.71 × 409,721.63
  4. Step 4: Simplify right side
    732,011.58x = 413,890,831,388.12
  5. Step 5: Solve for x
    x = 413,890,831,388.12/732,011.58
  6. Step 6: Final answer
    x = 565,415.69

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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.