Home / 1,054,359.90-1,455,017.43-570,928.86

Finding the Fourth Proportional to 1,054,359.90, 1,455,017.43 and 570,928.86

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Solution

The fourth proportional to 1,054,359.90, 1,455,017.43 and 570,928.86 is: 787,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,359.90 : 1,455,017.43 = 570,928.86 : x
  2. Step 2: Convert to fraction form
    1,054,359.90/1,455,017.43 = 570,928.86/x
  3. Step 3: Cross multiply
    1,054,359.90x = 1,455,017.43 × 570,928.86
  4. Step 4: Simplify right side
    1,054,359.90x = 830,711,442,590.03
  5. Step 5: Solve for x
    x = 830,711,442,590.03/1,054,359.90
  6. Step 6: Final answer
    x = 787,882.24

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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.