Home / 910,016.20-1,364,368.20-510,779.35

Finding the Fourth Proportional to 910,016.20, 1,364,368.20 and 510,779.35

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Solution

The fourth proportional to 910,016.20, 1,364,368.20 and 510,779.35 is: 765,800.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,016.20 : 1,364,368.20 = 510,779.35 : x
  2. Step 2: Convert to fraction form
    910,016.20/1,364,368.20 = 510,779.35/x
  3. Step 3: Cross multiply
    910,016.20x = 1,364,368.20 × 510,779.35
  4. Step 4: Simplify right side
    910,016.20x = 696,891,102,356.67
  5. Step 5: Solve for x
    x = 696,891,102,356.67/910,016.20
  6. Step 6: Final answer
    x = 765,800.77

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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.