Home / 897,095.80-1,235,472.78-877,500.28

Finding the Fourth Proportional to 897,095.80, 1,235,472.78 and 877,500.28

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Solution

The fourth proportional to 897,095.80, 1,235,472.78 and 877,500.28 is: 1,208,485.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,095.80 : 1,235,472.78 = 877,500.28 : x
  2. Step 2: Convert to fraction form
    897,095.80/1,235,472.78 = 877,500.28/x
  3. Step 3: Cross multiply
    897,095.80x = 1,235,472.78 × 877,500.28
  4. Step 4: Simplify right side
    897,095.80x = 1,084,127,710,382.38
  5. Step 5: Solve for x
    x = 1,084,127,710,382.38/897,095.80
  6. Step 6: Final answer
    x = 1,208,485.99

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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.