Home / 834,947.38-1,252,417.83-302,343.83

Finding the Fourth Proportional to 834,947.38, 1,252,417.83 and 302,343.83

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Solution

The fourth proportional to 834,947.38, 1,252,417.83 and 302,343.83 is: 453,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,947.38 : 1,252,417.83 = 302,343.83 : x
  2. Step 2: Convert to fraction form
    834,947.38/1,252,417.83 = 302,343.83/x
  3. Step 3: Cross multiply
    834,947.38x = 1,252,417.83 × 302,343.83
  4. Step 4: Simplify right side
    834,947.38x = 378,660,803,482.49
  5. Step 5: Solve for x
    x = 378,660,803,482.49/834,947.38
  6. Step 6: Final answer
    x = 453,514.57

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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.