Home / 802,154.40-1,202,421.49-502,844.77

Finding the Fourth Proportional to 802,154.40, 1,202,421.49 and 502,844.77

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Solution

The fourth proportional to 802,154.40, 1,202,421.49 and 502,844.77 is: 753,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,154.40 : 1,202,421.49 = 502,844.77 : x
  2. Step 2: Convert to fraction form
    802,154.40/1,202,421.49 = 502,844.77/x
  3. Step 3: Cross multiply
    802,154.40x = 1,202,421.49 × 502,844.77
  4. Step 4: Simplify right side
    802,154.40x = 604,631,357,582.11
  5. Step 5: Solve for x
    x = 604,631,357,582.11/802,154.40
  6. Step 6: Final answer
    x = 753,759.32

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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.