Home / 736,199.40-1,104,080.40-286,661.55

Finding the Fourth Proportional to 736,199.40, 1,104,080.40 and 286,661.55

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Solution

The fourth proportional to 736,199.40, 1,104,080.40 and 286,661.55 is: 429,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,199.40 : 1,104,080.40 = 286,661.55 : x
  2. Step 2: Convert to fraction form
    736,199.40/1,104,080.40 = 286,661.55/x
  3. Step 3: Cross multiply
    736,199.40x = 1,104,080.40 × 286,661.55
  4. Step 4: Simplify right side
    736,199.40x = 316,497,398,788.62
  5. Step 5: Solve for x
    x = 316,497,398,788.62/736,199.40
  6. Step 6: Final answer
    x = 429,907.17

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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.