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Finding the Fourth Proportional to 498,436.16, 746,432.94 and 450,510.08

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Solution

The fourth proportional to 498,436.16, 746,432.94 and 450,510.08 is: 674,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,436.16 : 746,432.94 = 450,510.08 : x
  2. Step 2: Convert to fraction form
    498,436.16/746,432.94 = 450,510.08/x
  3. Step 3: Cross multiply
    498,436.16x = 746,432.94 × 450,510.08
  4. Step 4: Simplify right side
    498,436.16x = 336,275,563,514.04
  5. Step 5: Solve for x
    x = 336,275,563,514.04/498,436.16
  6. Step 6: Final answer
    x = 674,661.25

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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.