Home / 846,320.40-1,167,799.68-483,686.64

Finding the Fourth Proportional to 846,320.40, 1,167,799.68 and 483,686.64

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Solution

The fourth proportional to 846,320.40, 1,167,799.68 and 483,686.64 is: 667,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,320.40 : 1,167,799.68 = 483,686.64 : x
  2. Step 2: Convert to fraction form
    846,320.40/1,167,799.68 = 483,686.64/x
  3. Step 3: Cross multiply
    846,320.40x = 1,167,799.68 × 483,686.64
  4. Step 4: Simplify right side
    846,320.40x = 564,849,103,412.28
  5. Step 5: Solve for x
    x = 564,849,103,412.28/846,320.40
  6. Step 6: Final answer
    x = 667,417.57

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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.