Home / 912,444.12-1,259,220.78-549,983.16

Finding the Fourth Proportional to 912,444.12, 1,259,220.78 and 549,983.16

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Solution

The fourth proportional to 912,444.12, 1,259,220.78 and 549,983.16 is: 759,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,444.12 : 1,259,220.78 = 549,983.16 : x
  2. Step 2: Convert to fraction form
    912,444.12/1,259,220.78 = 549,983.16/x
  3. Step 3: Cross multiply
    912,444.12x = 1,259,220.78 × 549,983.16
  4. Step 4: Simplify right side
    912,444.12x = 692,550,223,722.07
  5. Step 5: Solve for x
    x = 692,550,223,722.07/912,444.12
  6. Step 6: Final answer
    x = 759,005.63

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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.