Home / 908,760.29-1,254,038.02-500,860.89

Finding the Fourth Proportional to 908,760.29, 1,254,038.02 and 500,860.89

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Solution

The fourth proportional to 908,760.29, 1,254,038.02 and 500,860.89 is: 691,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,760.29 : 1,254,038.02 = 500,860.89 : x
  2. Step 2: Convert to fraction form
    908,760.29/1,254,038.02 = 500,860.89/x
  3. Step 3: Cross multiply
    908,760.29x = 1,254,038.02 × 500,860.89
  4. Step 4: Simplify right side
    908,760.29x = 628,098,597,538.89
  5. Step 5: Solve for x
    x = 628,098,597,538.89/908,760.29
  6. Step 6: Final answer
    x = 691,159.82

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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.