Home / 709,664.80-1,064,108.40-236,106.40

Finding the Fourth Proportional to 709,664.80, 1,064,108.40 and 236,106.40

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Solution

The fourth proportional to 709,664.80, 1,064,108.40 and 236,106.40 is: 354,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,664.80 : 1,064,108.40 = 236,106.40 : x
  2. Step 2: Convert to fraction form
    709,664.80/1,064,108.40 = 236,106.40/x
  3. Step 3: Cross multiply
    709,664.80x = 1,064,108.40 × 236,106.40
  4. Step 4: Simplify right side
    709,664.80x = 251,242,803,533.76
  5. Step 5: Solve for x
    x = 251,242,803,533.76/709,664.80
  6. Step 6: Final answer
    x = 354,030.25

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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.