Home / 608,316.47-839,482.21-336,402.81

Finding the Fourth Proportional to 608,316.47, 839,482.21 and 336,402.81

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Solution

The fourth proportional to 608,316.47, 839,482.21 and 336,402.81 is: 464,238.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,316.47 : 839,482.21 = 336,402.81 : x
  2. Step 2: Convert to fraction form
    608,316.47/839,482.21 = 336,402.81/x
  3. Step 3: Cross multiply
    608,316.47x = 839,482.21 × 336,402.81
  4. Step 4: Simplify right side
    608,316.47x = 282,404,175,751.36
  5. Step 5: Solve for x
    x = 282,404,175,751.36/608,316.47
  6. Step 6: Final answer
    x = 464,238.91

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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.