Home / 1,065,681.80-1,599,660.64-458,770.50

Finding the Fourth Proportional to 1,065,681.80, 1,599,660.64 and 458,770.50

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Solution

The fourth proportional to 1,065,681.80, 1,599,660.64 and 458,770.50 is: 688,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,681.80 : 1,599,660.64 = 458,770.50 : x
  2. Step 2: Convert to fraction form
    1,065,681.80/1,599,660.64 = 458,770.50/x
  3. Step 3: Cross multiply
    1,065,681.80x = 1,599,660.64 × 458,770.50
  4. Step 4: Simplify right side
    1,065,681.80x = 733,877,111,643.12
  5. Step 5: Solve for x
    x = 733,877,111,643.12/1,065,681.80
  6. Step 6: Final answer
    x = 688,645.63

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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.