Home / 904,616.87-1,356,718.01-539,981.40

Finding the Fourth Proportional to 904,616.87, 1,356,718.01 and 539,981.40

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Solution

The fourth proportional to 904,616.87, 1,356,718.01 and 539,981.40 is: 809,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,616.87 : 1,356,718.01 = 539,981.40 : x
  2. Step 2: Convert to fraction form
    904,616.87/1,356,718.01 = 539,981.40/x
  3. Step 3: Cross multiply
    904,616.87x = 1,356,718.01 × 539,981.40
  4. Step 4: Simplify right side
    904,616.87x = 732,602,490,445.01
  5. Step 5: Solve for x
    x = 732,602,490,445.01/904,616.87
  6. Step 6: Final answer
    x = 809,848.36

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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.