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Finding the Fourth Proportional to 472,899.47, 652,430.77 and 364,037.11

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Solution

The fourth proportional to 472,899.47, 652,430.77 and 364,037.11 is: 502,239.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,899.47 : 652,430.77 = 364,037.11 : x
  2. Step 2: Convert to fraction form
    472,899.47/652,430.77 = 364,037.11/x
  3. Step 3: Cross multiply
    472,899.47x = 652,430.77 × 364,037.11
  4. Step 4: Simplify right side
    472,899.47x = 237,509,009,444.71
  5. Step 5: Solve for x
    x = 237,509,009,444.71/472,899.47
  6. Step 6: Final answer
    x = 502,239.96

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1.5x scale

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.