Home / 1,304,071.72-1,955,897.64-357,221.16

Finding the Fourth Proportional to 1,304,071.72, 1,955,897.64 and 357,221.16

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Solution

The fourth proportional to 1,304,071.72, 1,955,897.64 and 357,221.16 is: 535,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,071.72 : 1,955,897.64 = 357,221.16 : x
  2. Step 2: Convert to fraction form
    1,304,071.72/1,955,897.64 = 357,221.16/x
  3. Step 3: Cross multiply
    1,304,071.72x = 1,955,897.64 × 357,221.16
  4. Step 4: Simplify right side
    1,304,071.72x = 698,688,023,802.06
  5. Step 5: Solve for x
    x = 698,688,023,802.06/1,304,071.72
  6. Step 6: Final answer
    x = 535,774.23

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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.