Home / 688,669.40-1,033,004.10-502,045.40

Finding the Fourth Proportional to 688,669.40, 1,033,004.10 and 502,045.40

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Solution

The fourth proportional to 688,669.40, 1,033,004.10 and 502,045.40 is: 753,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,669.40 : 1,033,004.10 = 502,045.40 : x
  2. Step 2: Convert to fraction form
    688,669.40/1,033,004.10 = 502,045.40/x
  3. Step 3: Cross multiply
    688,669.40x = 1,033,004.10 × 502,045.40
  4. Step 4: Simplify right side
    688,669.40x = 518,614,956,586.14
  5. Step 5: Solve for x
    x = 518,614,956,586.14/688,669.40
  6. Step 6: Final answer
    x = 753,068.10

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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.