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Finding the Fourth Proportional to 480,510.76, 663,106.05 and 262,733.50

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Solution

The fourth proportional to 480,510.76, 663,106.05 and 262,733.50 is: 362,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,510.76 : 663,106.05 = 262,733.50 : x
  2. Step 2: Convert to fraction form
    480,510.76/663,106.05 = 262,733.50/x
  3. Step 3: Cross multiply
    480,510.76x = 663,106.05 × 262,733.50
  4. Step 4: Simplify right side
    480,510.76x = 174,220,173,387.68
  5. Step 5: Solve for x
    x = 174,220,173,387.68/480,510.76
  6. Step 6: Final answer
    x = 362,572.89

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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.