Home / 912,458.04-1,259,127.12-504,484.85

Finding the Fourth Proportional to 912,458.04, 1,259,127.12 and 504,484.85

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Solution

The fourth proportional to 912,458.04, 1,259,127.12 and 504,484.85 is: 696,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,458.04 : 1,259,127.12 = 504,484.85 : x
  2. Step 2: Convert to fraction form
    912,458.04/1,259,127.12 = 504,484.85/x
  3. Step 3: Cross multiply
    912,458.04x = 1,259,127.12 × 504,484.85
  4. Step 4: Simplify right side
    912,458.04x = 635,210,549,968.50
  5. Step 5: Solve for x
    x = 635,210,549,968.50/912,458.04
  6. Step 6: Final answer
    x = 696,153.16

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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.