Home / 953,724.61-1,430,047.69-313,855.46

Finding the Fourth Proportional to 953,724.61, 1,430,047.69 and 313,855.46

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Solution

The fourth proportional to 953,724.61, 1,430,047.69 and 313,855.46 is: 470,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,724.61 : 1,430,047.69 = 313,855.46 : x
  2. Step 2: Convert to fraction form
    953,724.61/1,430,047.69 = 313,855.46/x
  3. Step 3: Cross multiply
    953,724.61x = 1,430,047.69 × 313,855.46
  4. Step 4: Simplify right side
    953,724.61x = 448,828,270,313.35
  5. Step 5: Solve for x
    x = 448,828,270,313.35/953,724.61
  6. Step 6: Final answer
    x = 470,605.73

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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.