Home / 387,230.13-532,482.51-336,153.58

Finding the Fourth Proportional to 387,230.13, 532,482.51 and 336,153.58

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Solution

The fourth proportional to 387,230.13, 532,482.51 and 336,153.58 is: 462,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,230.13 : 532,482.51 = 336,153.58 : x
  2. Step 2: Convert to fraction form
    387,230.13/532,482.51 = 336,153.58/x
  3. Step 3: Cross multiply
    387,230.13x = 532,482.51 × 336,153.58
  4. Step 4: Simplify right side
    387,230.13x = 178,995,901,953.26
  5. Step 5: Solve for x
    x = 178,995,901,953.26/387,230.13
  6. Step 6: Final answer
    x = 462,246.83

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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.