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Finding the Fourth Proportional to 594,352.40, 890,216.40 and 489,376.40

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Solution

The fourth proportional to 594,352.40, 890,216.40 and 489,376.40 is: 732,984.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,352.40 : 890,216.40 = 489,376.40 : x
  2. Step 2: Convert to fraction form
    594,352.40/890,216.40 = 489,376.40/x
  3. Step 3: Cross multiply
    594,352.40x = 890,216.40 × 489,376.40
  4. Step 4: Simplify right side
    594,352.40x = 435,650,897,052.96
  5. Step 5: Solve for x
    x = 435,650,897,052.96/594,352.40
  6. Step 6: Final answer
    x = 732,984.16

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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.