Home / 918,152.04-1,267,047.78-510,252.52

Finding the Fourth Proportional to 918,152.04, 1,267,047.78 and 510,252.52

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Solution

The fourth proportional to 918,152.04, 1,267,047.78 and 510,252.52 is: 704,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,152.04 : 1,267,047.78 = 510,252.52 : x
  2. Step 2: Convert to fraction form
    918,152.04/1,267,047.78 = 510,252.52/x
  3. Step 3: Cross multiply
    918,152.04x = 1,267,047.78 × 510,252.52
  4. Step 4: Simplify right side
    918,152.04x = 646,514,322,705.41
  5. Step 5: Solve for x
    x = 646,514,322,705.41/918,152.04
  6. Step 6: Final answer
    x = 704,147.35

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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.