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Finding the Fourth Proportional to 441,880.80, 609,864.78 and 260,612.70

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Solution

The fourth proportional to 441,880.80, 609,864.78 and 260,612.70 is: 359,686.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,880.80 : 609,864.78 = 260,612.70 : x
  2. Step 2: Convert to fraction form
    441,880.80/609,864.78 = 260,612.70/x
  3. Step 3: Cross multiply
    441,880.80x = 609,864.78 × 260,612.70
  4. Step 4: Simplify right side
    441,880.80x = 158,938,506,950.71
  5. Step 5: Solve for x
    x = 158,938,506,950.71/441,880.80
  6. Step 6: Final answer
    x = 359,686.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.