Home / 1,090,275.84-1,635,298.74-291,637.98

Finding the Fourth Proportional to 1,090,275.84, 1,635,298.74 and 291,637.98

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Solution

The fourth proportional to 1,090,275.84, 1,635,298.74 and 291,637.98 is: 437,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,275.84 : 1,635,298.74 = 291,637.98 : x
  2. Step 2: Convert to fraction form
    1,090,275.84/1,635,298.74 = 291,637.98/x
  3. Step 3: Cross multiply
    1,090,275.84x = 1,635,298.74 × 291,637.98
  4. Step 4: Simplify right side
    1,090,275.84x = 476,915,221,230.15
  5. Step 5: Solve for x
    x = 476,915,221,230.15/1,090,275.84
  6. Step 6: Final answer
    x = 437,426.20

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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.