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Finding the Fourth Proportional to 595,403.20, 893,090.40 and 358,566.40

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Solution

The fourth proportional to 595,403.20, 893,090.40 and 358,566.40 is: 537,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,403.20 : 893,090.40 = 358,566.40 : x
  2. Step 2: Convert to fraction form
    595,403.20/893,090.40 = 358,566.40/x
  3. Step 3: Cross multiply
    595,403.20x = 893,090.40 × 358,566.40
  4. Step 4: Simplify right side
    595,403.20x = 320,232,209,602.56
  5. Step 5: Solve for x
    x = 320,232,209,602.56/595,403.20
  6. Step 6: Final answer
    x = 537,840.93

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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.