Home / 802,641.02-1,107,631.98-440,068.01

Finding the Fourth Proportional to 802,641.02, 1,107,631.98 and 440,068.01

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Solution

The fourth proportional to 802,641.02, 1,107,631.98 and 440,068.01 is: 607,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,641.02 : 1,107,631.98 = 440,068.01 : x
  2. Step 2: Convert to fraction form
    802,641.02/1,107,631.98 = 440,068.01/x
  3. Step 3: Cross multiply
    802,641.02x = 1,107,631.98 × 440,068.01
  4. Step 4: Simplify right side
    802,641.02x = 487,433,395,712.80
  5. Step 5: Solve for x
    x = 487,433,395,712.80/802,641.02
  6. Step 6: Final answer
    x = 607,286.93

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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.