Home / 761,925.12-1,051,482.24-422,373.12

Finding the Fourth Proportional to 761,925.12, 1,051,482.24 and 422,373.12

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Solution

The fourth proportional to 761,925.12, 1,051,482.24 and 422,373.12 is: 582,889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,925.12 : 1,051,482.24 = 422,373.12 : x
  2. Step 2: Convert to fraction form
    761,925.12/1,051,482.24 = 422,373.12/x
  3. Step 3: Cross multiply
    761,925.12x = 1,051,482.24 × 422,373.12
  4. Step 4: Simplify right side
    761,925.12x = 444,117,834,333.39
  5. Step 5: Solve for x
    x = 444,117,834,333.39/761,925.12
  6. Step 6: Final answer
    x = 582,889.08

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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.