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Finding the Fourth Proportional to 586,064.40, 879,485.40 and 333,344.40

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Solution

The fourth proportional to 586,064.40, 879,485.40 and 333,344.40 is: 500,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,064.40 : 879,485.40 = 333,344.40 : x
  2. Step 2: Convert to fraction form
    586,064.40/879,485.40 = 333,344.40/x
  3. Step 3: Cross multiply
    586,064.40x = 879,485.40 × 333,344.40
  4. Step 4: Simplify right side
    586,064.40x = 293,171,532,971.76
  5. Step 5: Solve for x
    x = 293,171,532,971.76/586,064.40
  6. Step 6: Final answer
    x = 500,237.74

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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.