Home / 912,051.74-1,368,134-304,894.68

Finding the Fourth Proportional to 912,051.74, 1,368,134 and 304,894.68

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Solution

The fourth proportional to 912,051.74, 1,368,134 and 304,894.68 is: 457,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,051.74 : 1,368,134 = 304,894.68 : x
  2. Step 2: Convert to fraction form
    912,051.74/1,368,134 = 304,894.68/x
  3. Step 3: Cross multiply
    912,051.74x = 1,368,134 × 304,894.68
  4. Step 4: Simplify right side
    912,051.74x = 417,136,778,127.12
  5. Step 5: Solve for x
    x = 417,136,778,127.12/912,051.74
  6. Step 6: Final answer
    x = 457,360.87

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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.