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Finding the Fourth Proportional to 367,510.07, 550,461.39 and 260,569.87

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Solution

The fourth proportional to 367,510.07, 550,461.39 and 260,569.87 is: 390,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,510.07 : 550,461.39 = 260,569.87 : x
  2. Step 2: Convert to fraction form
    367,510.07/550,461.39 = 260,569.87/x
  3. Step 3: Cross multiply
    367,510.07x = 550,461.39 × 260,569.87
  4. Step 4: Simplify right side
    367,510.07x = 143,433,653,575.37
  5. Step 5: Solve for x
    x = 143,433,653,575.37/367,510.07
  6. Step 6: Final answer
    x = 390,284.96

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1.5x scale

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.