Home / 672,707.58-927,582.27-549,818.60

Finding the Fourth Proportional to 672,707.58, 927,582.27 and 549,818.60

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Solution

The fourth proportional to 672,707.58, 927,582.27 and 549,818.60 is: 758,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,707.58 : 927,582.27 = 549,818.60 : x
  2. Step 2: Convert to fraction form
    672,707.58/927,582.27 = 549,818.60/x
  3. Step 3: Cross multiply
    672,707.58x = 927,582.27 × 549,818.60
  4. Step 4: Simplify right side
    672,707.58x = 510,001,985,076.22
  5. Step 5: Solve for x
    x = 510,001,985,076.22/672,707.58
  6. Step 6: Final answer
    x = 758,133.25

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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.