Home / 1,316,342.25-1,974,587.24-369,639.16

Finding the Fourth Proportional to 1,316,342.25, 1,974,587.24 and 369,639.16

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Solution

The fourth proportional to 1,316,342.25, 1,974,587.24 and 369,639.16 is: 554,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,342.25 : 1,974,587.24 = 369,639.16 : x
  2. Step 2: Convert to fraction form
    1,316,342.25/1,974,587.24 = 369,639.16/x
  3. Step 3: Cross multiply
    1,316,342.25x = 1,974,587.24 × 369,639.16
  4. Step 4: Simplify right side
    1,316,342.25x = 729,884,768,740.32
  5. Step 5: Solve for x
    x = 729,884,768,740.32/1,316,342.25
  6. Step 6: Final answer
    x = 554,479.48

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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.