Home / 875,492.60-1,208,448.96-513,033.19

Finding the Fourth Proportional to 875,492.60, 1,208,448.96 and 513,033.19

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Solution

The fourth proportional to 875,492.60, 1,208,448.96 and 513,033.19 is: 708,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,492.60 : 1,208,448.96 = 513,033.19 : x
  2. Step 2: Convert to fraction form
    875,492.60/1,208,448.96 = 513,033.19/x
  3. Step 3: Cross multiply
    875,492.60x = 1,208,448.96 × 513,033.19
  4. Step 4: Simplify right side
    875,492.60x = 619,974,416,293.57
  5. Step 5: Solve for x
    x = 619,974,416,293.57/875,492.60
  6. Step 6: Final answer
    x = 708,143.53

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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.