Home / 761,135.76-1,050,322.24-416,903.04

Finding the Fourth Proportional to 761,135.76, 1,050,322.24 and 416,903.04

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Solution

The fourth proportional to 761,135.76, 1,050,322.24 and 416,903.04 is: 575,301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,135.76 : 1,050,322.24 = 416,903.04 : x
  2. Step 2: Convert to fraction form
    761,135.76/1,050,322.24 = 416,903.04/x
  3. Step 3: Cross multiply
    761,135.76x = 1,050,322.24 × 416,903.04
  4. Step 4: Simplify right side
    761,135.76x = 437,882,534,835.61
  5. Step 5: Solve for x
    x = 437,882,534,835.61/761,135.76
  6. Step 6: Final answer
    x = 575,301.49

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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.