Home / 832,315.75-1,148,628.26-469,752.14

Finding the Fourth Proportional to 832,315.75, 1,148,628.26 and 469,752.14

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Solution

The fourth proportional to 832,315.75, 1,148,628.26 and 469,752.14 is: 648,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,315.75 : 1,148,628.26 = 469,752.14 : x
  2. Step 2: Convert to fraction form
    832,315.75/1,148,628.26 = 469,752.14/x
  3. Step 3: Cross multiply
    832,315.75x = 1,148,628.26 × 469,752.14
  4. Step 4: Simplify right side
    832,315.75x = 539,570,583,199.48
  5. Step 5: Solve for x
    x = 539,570,583,199.48/832,315.75
  6. Step 6: Final answer
    x = 648,276.31

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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.