Home / 762,918.84-1,052,711.10-456,923.52

Finding the Fourth Proportional to 762,918.84, 1,052,711.10 and 456,923.52

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Solution

The fourth proportional to 762,918.84, 1,052,711.10 and 456,923.52 is: 630,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,918.84 : 1,052,711.10 = 456,923.52 : x
  2. Step 2: Convert to fraction form
    762,918.84/1,052,711.10 = 456,923.52/x
  3. Step 3: Cross multiply
    762,918.84x = 1,052,711.10 × 456,923.52
  4. Step 4: Simplify right side
    762,918.84x = 481,008,461,355.07
  5. Step 5: Solve for x
    x = 481,008,461,355.07/762,918.84
  6. Step 6: Final answer
    x = 630,484.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.