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Finding the Fourth Proportional to 584,886.80, 879,079.80 and 507,904.40

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Solution

The fourth proportional to 584,886.80, 879,079.80 and 507,904.40 is: 763,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,886.80 : 879,079.80 = 507,904.40 : x
  2. Step 2: Convert to fraction form
    584,886.80/879,079.80 = 507,904.40/x
  3. Step 3: Cross multiply
    584,886.80x = 879,079.80 × 507,904.40
  4. Step 4: Simplify right side
    584,886.80x = 446,488,498,371.12
  5. Step 5: Solve for x
    x = 446,488,498,371.12/584,886.80
  6. Step 6: Final answer
    x = 763,375.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.