Home / 839,309.35-1,158,210.69-476,732.08

Finding the Fourth Proportional to 839,309.35, 1,158,210.69 and 476,732.08

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Solution

The fourth proportional to 839,309.35, 1,158,210.69 and 476,732.08 is: 657,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,309.35 : 1,158,210.69 = 476,732.08 : x
  2. Step 2: Convert to fraction form
    839,309.35/1,158,210.69 = 476,732.08/x
  3. Step 3: Cross multiply
    839,309.35x = 1,158,210.69 × 476,732.08
  4. Step 4: Simplify right side
    839,309.35x = 552,156,188,938.28
  5. Step 5: Solve for x
    x = 552,156,188,938.28/839,309.35
  6. Step 6: Final answer
    x = 657,869.70

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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.