Home / 761,752.48-1,051,188.24-417,580.96

Finding the Fourth Proportional to 761,752.48, 1,051,188.24 and 417,580.96

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Solution

The fourth proportional to 761,752.48, 1,051,188.24 and 417,580.96 is: 576,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,752.48 : 1,051,188.24 = 417,580.96 : x
  2. Step 2: Convert to fraction form
    761,752.48/1,051,188.24 = 417,580.96/x
  3. Step 3: Cross multiply
    761,752.48x = 1,051,188.24 × 417,580.96
  4. Step 4: Simplify right side
    761,752.48x = 438,956,194,399.91
  5. Step 5: Solve for x
    x = 438,956,194,399.91/761,752.48
  6. Step 6: Final answer
    x = 576,245.18

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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.