Home / 1,008,034.70-1,512,052.05-343,186.70

Finding the Fourth Proportional to 1,008,034.70, 1,512,052.05 and 343,186.70

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Solution

The fourth proportional to 1,008,034.70, 1,512,052.05 and 343,186.70 is: 514,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,034.70 : 1,512,052.05 = 343,186.70 : x
  2. Step 2: Convert to fraction form
    1,008,034.70/1,512,052.05 = 343,186.70/x
  3. Step 3: Cross multiply
    1,008,034.70x = 1,512,052.05 × 343,186.70
  4. Step 4: Simplify right side
    1,008,034.70x = 518,916,153,267.74
  5. Step 5: Solve for x
    x = 518,916,153,267.74/1,008,034.70
  6. Step 6: Final answer
    x = 514,780.05

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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.