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Finding the Fourth Proportional to 586,002.80, 879,695.40 and 333,484.40

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Solution

The fourth proportional to 586,002.80, 879,695.40 and 333,484.40 is: 500,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,002.80 : 879,695.40 = 333,484.40 : x
  2. Step 2: Convert to fraction form
    586,002.80/879,695.40 = 333,484.40/x
  3. Step 3: Cross multiply
    586,002.80x = 879,695.40 × 333,484.40
  4. Step 4: Simplify right side
    586,002.80x = 293,364,692,651.76
  5. Step 5: Solve for x
    x = 293,364,692,651.76/586,002.80
  6. Step 6: Final answer
    x = 500,619.95

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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.