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Finding the Fourth Proportional to 480,280.28, 662,800.08 and 265,433.84

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Solution

The fourth proportional to 480,280.28, 662,800.08 and 265,433.84 is: 366,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,280.28 : 662,800.08 = 265,433.84 : x
  2. Step 2: Convert to fraction form
    480,280.28/662,800.08 = 265,433.84/x
  3. Step 3: Cross multiply
    480,280.28x = 662,800.08 × 265,433.84
  4. Step 4: Simplify right side
    480,280.28x = 175,929,570,386.71
  5. Step 5: Solve for x
    x = 175,929,570,386.71/480,280.28
  6. Step 6: Final answer
    x = 366,306.05

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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.