Home / 705,699.52-1,058,547.66-306,288.52

Finding the Fourth Proportional to 705,699.52, 1,058,547.66 and 306,288.52

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Solution

The fourth proportional to 705,699.52, 1,058,547.66 and 306,288.52 is: 459,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,699.52 : 1,058,547.66 = 306,288.52 : x
  2. Step 2: Convert to fraction form
    705,699.52/1,058,547.66 = 306,288.52/x
  3. Step 3: Cross multiply
    705,699.52x = 1,058,547.66 × 306,288.52
  4. Step 4: Simplify right side
    705,699.52x = 324,220,996,130.86
  5. Step 5: Solve for x
    x = 324,220,996,130.86/705,699.52
  6. Step 6: Final answer
    x = 459,432.08

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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.