Home / 790,178.01-1,090,437.35-427,593.93

Finding the Fourth Proportional to 790,178.01, 1,090,437.35 and 427,593.93

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Solution

The fourth proportional to 790,178.01, 1,090,437.35 and 427,593.93 is: 590,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,178.01 : 1,090,437.35 = 427,593.93 : x
  2. Step 2: Convert to fraction form
    790,178.01/1,090,437.35 = 427,593.93/x
  3. Step 3: Cross multiply
    790,178.01x = 1,090,437.35 × 427,593.93
  4. Step 4: Simplify right side
    790,178.01x = 466,264,389,767.32
  5. Step 5: Solve for x
    x = 466,264,389,767.32/790,178.01
  6. Step 6: Final answer
    x = 590,075.13

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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.