Home / 849,147.84-1,273,680.18-316,627.26

Finding the Fourth Proportional to 849,147.84, 1,273,680.18 and 316,627.26

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Solution

The fourth proportional to 849,147.84, 1,273,680.18 and 316,627.26 is: 474,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,147.84 : 1,273,680.18 = 316,627.26 : x
  2. Step 2: Convert to fraction form
    849,147.84/1,273,680.18 = 316,627.26/x
  3. Step 3: Cross multiply
    849,147.84x = 1,273,680.18 × 316,627.26
  4. Step 4: Simplify right side
    849,147.84x = 403,281,865,509.71
  5. Step 5: Solve for x
    x = 403,281,865,509.71/849,147.84
  6. Step 6: Final answer
    x = 474,925.39

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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.