Home / 1,039,501.70-1,559,252.55-479,629.70

Finding the Fourth Proportional to 1,039,501.70, 1,559,252.55 and 479,629.70

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Solution

The fourth proportional to 1,039,501.70, 1,559,252.55 and 479,629.70 is: 719,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,501.70 : 1,559,252.55 = 479,629.70 : x
  2. Step 2: Convert to fraction form
    1,039,501.70/1,559,252.55 = 479,629.70/x
  3. Step 3: Cross multiply
    1,039,501.70x = 1,559,252.55 × 479,629.70
  4. Step 4: Simplify right side
    1,039,501.70x = 747,863,832,780.74
  5. Step 5: Solve for x
    x = 747,863,832,780.74/1,039,501.70
  6. Step 6: Final answer
    x = 719,444.55

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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.