Home / 1,048,367.53-1,572,376.13-290,285.63

Finding the Fourth Proportional to 1,048,367.53, 1,572,376.13 and 290,285.63

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Solution

The fourth proportional to 1,048,367.53, 1,572,376.13 and 290,285.63 is: 435,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,367.53 : 1,572,376.13 = 290,285.63 : x
  2. Step 2: Convert to fraction form
    1,048,367.53/1,572,376.13 = 290,285.63/x
  3. Step 3: Cross multiply
    1,048,367.53x = 1,572,376.13 × 290,285.63
  4. Step 4: Simplify right side
    1,048,367.53x = 456,438,186,180.70
  5. Step 5: Solve for x
    x = 456,438,186,180.70/1,048,367.53
  6. Step 6: Final answer
    x = 435,379.94

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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.