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Finding the Fourth Proportional to 594,547.60, 890,611.80 and 369,216.40

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Solution

The fourth proportional to 594,547.60, 890,611.80 and 369,216.40 is: 553,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,547.60 : 890,611.80 = 369,216.40 : x
  2. Step 2: Convert to fraction form
    594,547.60/890,611.80 = 369,216.40/x
  3. Step 3: Cross multiply
    594,547.60x = 890,611.80 × 369,216.40
  4. Step 4: Simplify right side
    594,547.60x = 328,828,482,593.52
  5. Step 5: Solve for x
    x = 328,828,482,593.52/594,547.60
  6. Step 6: Final answer
    x = 553,073.43

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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.