Home / 908,758.16-1,254,035.10-500,858.76

Finding the Fourth Proportional to 908,758.16, 1,254,035.10 and 500,858.76

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Solution

The fourth proportional to 908,758.16, 1,254,035.10 and 500,858.76 is: 691,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,758.16 : 1,254,035.10 = 500,858.76 : x
  2. Step 2: Convert to fraction form
    908,758.16/1,254,035.10 = 500,858.76/x
  3. Step 3: Cross multiply
    908,758.16x = 1,254,035.10 × 500,858.76
  4. Step 4: Simplify right side
    908,758.16x = 628,094,465,182.48
  5. Step 5: Solve for x
    x = 628,094,465,182.48/908,758.16
  6. Step 6: Final answer
    x = 691,156.89

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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.