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Finding the Fourth Proportional to 437,732, 604,070.16 and 236,528

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Solution

The fourth proportional to 437,732, 604,070.16 and 236,528 is: 326,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,732 : 604,070.16 = 236,528 : x
  2. Step 2: Convert to fraction form
    437,732/604,070.16 = 236,528/x
  3. Step 3: Cross multiply
    437,732x = 604,070.16 × 236,528
  4. Step 4: Simplify right side
    437,732x = 142,879,506,804.48
  5. Step 5: Solve for x
    x = 142,879,506,804.48/437,732
  6. Step 6: Final answer
    x = 326,408.64

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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.