Home / 958,210.68-1,437,459.56-309,570.12

Finding the Fourth Proportional to 958,210.68, 1,437,459.56 and 309,570.12

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Solution

The fourth proportional to 958,210.68, 1,437,459.56 and 309,570.12 is: 464,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,210.68 : 1,437,459.56 = 309,570.12 : x
  2. Step 2: Convert to fraction form
    958,210.68/1,437,459.56 = 309,570.12/x
  3. Step 3: Cross multiply
    958,210.68x = 1,437,459.56 × 309,570.12
  4. Step 4: Simplify right side
    958,210.68x = 444,994,528,484.35
  5. Step 5: Solve for x
    x = 444,994,528,484.35/958,210.68
  6. Step 6: Final answer
    x = 464,401.55

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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.