Home / 674,465.47-930,734.58-368,552.35

Finding the Fourth Proportional to 674,465.47, 930,734.58 and 368,552.35

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Solution

The fourth proportional to 674,465.47, 930,734.58 and 368,552.35 is: 508,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,465.47 : 930,734.58 = 368,552.35 : x
  2. Step 2: Convert to fraction form
    674,465.47/930,734.58 = 368,552.35/x
  3. Step 3: Cross multiply
    674,465.47x = 930,734.58 × 368,552.35
  4. Step 4: Simplify right side
    674,465.47x = 343,024,416,685.26
  5. Step 5: Solve for x
    x = 343,024,416,685.26/674,465.47
  6. Step 6: Final answer
    x = 508,587.07

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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.