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Finding the Fourth Proportional to 615,375.51, 849,329.37 and 367,033.40

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Solution

The fourth proportional to 615,375.51, 849,329.37 and 367,033.40 is: 506,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,375.51 : 849,329.37 = 367,033.40 : x
  2. Step 2: Convert to fraction form
    615,375.51/849,329.37 = 367,033.40/x
  3. Step 3: Cross multiply
    615,375.51x = 849,329.37 × 367,033.40
  4. Step 4: Simplify right side
    615,375.51x = 311,732,242,144.31
  5. Step 5: Solve for x
    x = 311,732,242,144.31/615,375.51
  6. Step 6: Final answer
    x = 506,572.39

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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.