Home / 761,437.15-1,050,760.52-417,268.96

Finding the Fourth Proportional to 761,437.15, 1,050,760.52 and 417,268.96

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Solution

The fourth proportional to 761,437.15, 1,050,760.52 and 417,268.96 is: 575,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,437.15 : 1,050,760.52 = 417,268.96 : x
  2. Step 2: Convert to fraction form
    761,437.15/1,050,760.52 = 417,268.96/x
  3. Step 3: Cross multiply
    761,437.15x = 1,050,760.52 × 417,268.96
  4. Step 4: Simplify right side
    761,437.15x = 438,449,746,240.97
  5. Step 5: Solve for x
    x = 438,449,746,240.97/761,437.15
  6. Step 6: Final answer
    x = 575,818.70

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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.