Home / 849,087.16-1,273,040.25-316,465.18

Finding the Fourth Proportional to 849,087.16, 1,273,040.25 and 316,465.18

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Solution

The fourth proportional to 849,087.16, 1,273,040.25 and 316,465.18 is: 474,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,087.16 : 1,273,040.25 = 316,465.18 : x
  2. Step 2: Convert to fraction form
    849,087.16/1,273,040.25 = 316,465.18/x
  3. Step 3: Cross multiply
    849,087.16x = 1,273,040.25 × 316,465.18
  4. Step 4: Simplify right side
    849,087.16x = 402,872,907,494.15
  5. Step 5: Solve for x
    x = 402,872,907,494.15/849,087.16
  6. Step 6: Final answer
    x = 474,477.68

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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.