Home / 535,486.10-804,541.35-402,625.85

Finding the Fourth Proportional to 535,486.10, 804,541.35 and 402,625.85

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Solution

The fourth proportional to 535,486.10, 804,541.35 and 402,625.85 is: 604,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,486.10 : 804,541.35 = 402,625.85 : x
  2. Step 2: Convert to fraction form
    535,486.10/804,541.35 = 402,625.85/x
  3. Step 3: Cross multiply
    535,486.10x = 804,541.35 × 402,625.85
  4. Step 4: Simplify right side
    535,486.10x = 323,929,144,903.90
  5. Step 5: Solve for x
    x = 323,929,144,903.90/535,486.10
  6. Step 6: Final answer
    x = 604,925.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.