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Finding the Fourth Proportional to 586,863.27, 879,496.25 and 249,479.91

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Solution

The fourth proportional to 586,863.27, 879,496.25 and 249,479.91 is: 373,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,863.27 : 879,496.25 = 249,479.91 : x
  2. Step 2: Convert to fraction form
    586,863.27/879,496.25 = 249,479.91/x
  3. Step 3: Cross multiply
    586,863.27x = 879,496.25 × 249,479.91
  4. Step 4: Simplify right side
    586,863.27x = 219,416,644,047.94
  5. Step 5: Solve for x
    x = 219,416,644,047.94/586,863.27
  6. Step 6: Final answer
    x = 373,880.35

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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.