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Finding the Fourth Proportional to 517,797.60, 714,486.33 and 302,897.04

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Solution

The fourth proportional to 517,797.60, 714,486.33 and 302,897.04 is: 417,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,797.60 : 714,486.33 = 302,897.04 : x
  2. Step 2: Convert to fraction form
    517,797.60/714,486.33 = 302,897.04/x
  3. Step 3: Cross multiply
    517,797.60x = 714,486.33 × 302,897.04
  4. Step 4: Simplify right side
    517,797.60x = 216,415,794,477.46
  5. Step 5: Solve for x
    x = 216,415,794,477.46/517,797.60
  6. Step 6: Final answer
    x = 417,954.42

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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.