Home / 761,501.84-1,141,957.51-406,322.12

Finding the Fourth Proportional to 761,501.84, 1,141,957.51 and 406,322.12

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Solution

The fourth proportional to 761,501.84, 1,141,957.51 and 406,322.12 is: 609,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,501.84 : 1,141,957.51 = 406,322.12 : x
  2. Step 2: Convert to fraction form
    761,501.84/1,141,957.51 = 406,322.12/x
  3. Step 3: Cross multiply
    761,501.84x = 1,141,957.51 × 406,322.12
  4. Step 4: Simplify right side
    761,501.84x = 464,002,596,413.12
  5. Step 5: Solve for x
    x = 464,002,596,413.12/761,501.84
  6. Step 6: Final answer
    x = 609,325.64

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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.