Home / 904,012.56-1,247,454.87-536,426.35

Finding the Fourth Proportional to 904,012.56, 1,247,454.87 and 536,426.35

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Solution

The fourth proportional to 904,012.56, 1,247,454.87 and 536,426.35 is: 740,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,012.56 : 1,247,454.87 = 536,426.35 : x
  2. Step 2: Convert to fraction form
    904,012.56/1,247,454.87 = 536,426.35/x
  3. Step 3: Cross multiply
    904,012.56x = 1,247,454.87 × 536,426.35
  4. Step 4: Simplify right side
    904,012.56x = 669,167,662,703.83
  5. Step 5: Solve for x
    x = 669,167,662,703.83/904,012.56
  6. Step 6: Final answer
    x = 740,219.43

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Double scale
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1.5x scale

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.