Home / 772,240.35-1,064,510.43-542,152.14

Finding the Fourth Proportional to 772,240.35, 1,064,510.43 and 542,152.14

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Solution

The fourth proportional to 772,240.35, 1,064,510.43 and 542,152.14 is: 747,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,240.35 : 1,064,510.43 = 542,152.14 : x
  2. Step 2: Convert to fraction form
    772,240.35/1,064,510.43 = 542,152.14/x
  3. Step 3: Cross multiply
    772,240.35x = 1,064,510.43 × 542,152.14
  4. Step 4: Simplify right side
    772,240.35x = 577,126,607,676.82
  5. Step 5: Solve for x
    x = 577,126,607,676.82/772,240.35
  6. Step 6: Final answer
    x = 747,340.65

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Double scale
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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.