Home / 912,045.22-1,368,124.25-304,888.16

Finding the Fourth Proportional to 912,045.22, 1,368,124.25 and 304,888.16

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Solution

The fourth proportional to 912,045.22, 1,368,124.25 and 304,888.16 is: 457,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,045.22 : 1,368,124.25 = 304,888.16 : x
  2. Step 2: Convert to fraction form
    912,045.22/1,368,124.25 = 304,888.16/x
  3. Step 3: Cross multiply
    912,045.22x = 1,368,124.25 × 304,888.16
  4. Step 4: Simplify right side
    912,045.22x = 417,124,887,129.75
  5. Step 5: Solve for x
    x = 417,124,887,129.75/912,045.22
  6. Step 6: Final answer
    x = 457,351.10

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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.