Home / 649,901.07-896,947.02-363,437.28

Finding the Fourth Proportional to 649,901.07, 896,947.02 and 363,437.28

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Solution

The fourth proportional to 649,901.07, 896,947.02 and 363,437.28 is: 501,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,901.07 : 896,947.02 = 363,437.28 : x
  2. Step 2: Convert to fraction form
    649,901.07/896,947.02 = 363,437.28/x
  3. Step 3: Cross multiply
    649,901.07x = 896,947.02 × 363,437.28
  4. Step 4: Simplify right side
    649,901.07x = 325,983,985,252.91
  5. Step 5: Solve for x
    x = 325,983,985,252.91/649,901.07
  6. Step 6: Final answer
    x = 501,590.17

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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.