Home / 761,327.52-1,050,437.52-474,986.40

Finding the Fourth Proportional to 761,327.52, 1,050,437.52 and 474,986.40

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Solution

The fourth proportional to 761,327.52, 1,050,437.52 and 474,986.40 is: 655,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,327.52 : 1,050,437.52 = 474,986.40 : x
  2. Step 2: Convert to fraction form
    761,327.52/1,050,437.52 = 474,986.40/x
  3. Step 3: Cross multiply
    761,327.52x = 1,050,437.52 × 474,986.40
  4. Step 4: Simplify right side
    761,327.52x = 498,943,536,049.73
  5. Step 5: Solve for x
    x = 498,943,536,049.73/761,327.52
  6. Step 6: Final answer
    x = 655,359.91

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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.