Home / 908,921.60-1,254,405.12-546,463.52

Finding the Fourth Proportional to 908,921.60, 1,254,405.12 and 546,463.52

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Solution

The fourth proportional to 908,921.60, 1,254,405.12 and 546,463.52 is: 754,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,921.60 : 1,254,405.12 = 546,463.52 : x
  2. Step 2: Convert to fraction form
    908,921.60/1,254,405.12 = 546,463.52/x
  3. Step 3: Cross multiply
    908,921.60x = 1,254,405.12 × 546,463.52
  4. Step 4: Simplify right side
    908,921.60x = 685,486,637,381.22
  5. Step 5: Solve for x
    x = 685,486,637,381.22/908,921.60
  6. Step 6: Final answer
    x = 754,175.76

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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.