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Finding the Fourth Proportional to 556,506.91, 834,547.56 and 303,652.23

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Solution

The fourth proportional to 556,506.91, 834,547.56 and 303,652.23 is: 455,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,506.91 : 834,547.56 = 303,652.23 : x
  2. Step 2: Convert to fraction form
    556,506.91/834,547.56 = 303,652.23/x
  3. Step 3: Cross multiply
    556,506.91x = 834,547.56 × 303,652.23
  4. Step 4: Simplify right side
    556,506.91x = 253,412,229,721.43
  5. Step 5: Solve for x
    x = 253,412,229,721.43/556,506.91
  6. Step 6: Final answer
    x = 455,362.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.